Collection: Best Selling Products
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1.21ct Oval Lab Grown Diamond (Colour F, Clarity VVS2, IGI Certified)
Regular price $1,105.68 AUDRegular priceUnit price / perSale price $1,105.68 AUD- Type: Lab Grown Diamond
- Shape: Oval
- Carat: 1.21
- Colour: F
- Clarity: VVS2
- Polish: Excellent
- Symmetry: Excellent
- Fluorescence: None
- Measurements: 8.49x6.04x3.85mm
- L/W Ratio: 1.41
- Table: 61%
- Depth: 63.7%
- Certificate: IGI
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2.55 Carat D-IF Emerald Lab Diamond
Regular price $10,515.00 AUDRegular priceUnit price / per$10,515.00 AUDSale price $10,515.00 AUDID: 698cd92c32a379784d0e3737
Vendor Name: Nivoda
Stock Number: 5367489CD
Lab Report Number: LG723503573
Added on 13 February 2026 by Ring Builder App -
1.00 Carat E-VVS2 Oval Lab Diamond
Regular price $1,521.00 AUDRegular priceUnit price / per$1,521.00 AUDSale price $1,521.00 AUDID: 697bc8f32718462c890abbd0
Vendor Name: Nivoda
Stock Number: AB6DDC73B
Lab Report Number: LG761551267
Added on 10 February 2026 by Ring Builder App -
1.02 Carat I-VS2 Radiant Cut Diamond
Regular price $6,392.00 AUDRegular priceUnit price / per$6,392.00 AUDSale price $6,392.00 AUDID: 6984fb5a5ea49311db02e640
Vendor Name: Nivoda
Stock Number: 60B232033
Lab Report Number: 1518872126
Added on 08 February 2026 by Ring Builder App -
1.02 Carat D-VVS2 Round Lab Diamond
Regular price $1,175.00 AUDRegular priceUnit price / per$1,175.00 AUDSale price $1,175.00 AUDID: 6975c2fb6f0f250009015fbf
Vendor Name: Nivoda
Stock Number: 84EFED75B
Lab Report Number: LG737545545
Added on 08 February 2026 by Ring Builder App -
2.77 Carat D-FL Round Cut Diamond
Regular price $95,754.00 AUDRegular priceUnit price / per$95,754.00 AUDSale price $95,754.00 AUDID: 6986f162cc15ec61b102f2e9
Vendor Name: Nivoda
Stock Number: 6035F2810
Lab Report Number: 6522659401
Added on 08 February 2026 by Ring Builder App -
2.35 Carat Oval Cut Blue Sapphire
Regular price $3,120.00 AUDRegular priceUnit price / per$3,120.00 AUDSale price $3,120.00 AUDID: 6969feb6604717c6010c46c5
Vendor Name: Nivoda
Stock Number: A0E1ECA5B
Lab Report Number: A0E1ECA5B
Added on 08 February 2026 by Ring Builder App -
2.52 Carat D-VS1 Round Lab Diamond
Regular price $3,356.00 AUDRegular priceUnit price / per$3,356.00 AUDSale price $3,356.00 AUDID: 695f54bafd3d3453a603dc58
Vendor Name: Nivoda
Stock Number: D8F9528E6
Lab Report Number: LG741523387
Added on 06 February 2026 by Ring Builder App -
3.89 Carat F-VS1 Cushion Lab Diamond
Regular price $3,086.00 AUDRegular priceUnit price / per$3,086.00 AUDSale price $3,086.00 AUDID: 6983a4b2464cfeab9a100358
Vendor Name: Nivoda
Stock Number: DFDC1E081
Lab Report Number: LG755531117
Added on 05 February 2026 by Ring Builder App -
1.40 Carat G-VS2 Round Cut Diamond
Regular price $15,941.00 AUDRegular priceUnit price / per$15,941.00 AUDSale price $15,941.00 AUDID: 697f1475ae0b38a08506b26f
Vendor Name: Nivoda
Stock Number: 86BB64178
Lab Report Number: 2526552172
Added on 05 February 2026 by Ring Builder App -
8.20 Carat H-VVS2 Emerald Lab Diamond
Regular price $5,405.00 AUDRegular priceUnit price / per$5,405.00 AUDSale price $5,405.00 AUDID: 69812623ef9ad23e0608578b
Vendor Name: Nivoda
Stock Number: 309DE1520
Lab Report Number: LG683582306
Added on 04 February 2026 by Ring Builder App -
2.99 Carat D-VS1 Round Lab Diamond
Regular price $3,982.00 AUDRegular priceUnit price / per$3,982.00 AUDSale price $3,982.00 AUDID: 695ebd0e4d1af6359e05b69b
Vendor Name: Nivoda
Stock Number: 7FFFA59B8
Lab Report Number: LG700585555
Added on 04 February 2026 by Ring Builder App -
2.97 Carat D-VS1 Round Lab Diamond
Regular price $3,896.00 AUDRegular priceUnit price / per$3,896.00 AUDSale price $3,896.00 AUDID: 69581d3d7491241f62098201
Vendor Name: Nivoda
Stock Number: 4C5B008C0
Lab Report Number: LG700536002
Added on 04 February 2026 by Ring Builder App -
0.30 Carat J-VS1 Marquise Cut Diamond
Regular price $1,616.00 AUDRegular priceUnit price / per$1,616.00 AUDSale price $1,616.00 AUDID: 698262be91ea445507053c87
Vendor Name: Nivoda
Stock Number: 254AE633C
Lab Report Number: 1525035338
Added on 04 February 2026 by Ring Builder App -
AG & CO Diamond Ring Cleaning Pen Brush
Regular price $89.00 AUDRegular priceUnit price / perSale price $89.00 AUDAG & CO Diamond Ring Cleaning Pen Brush for Sparkling Everyday Care
Keep your jewellery sparkling between professional cleans with the AG & CO Diamond Ring Cleaning Pen.
Specially formulated for diamonds, gemstones, engagement rings, wedding bands, and fine jewellery, this convenient cleaning pen gently removes everyday oils, lotions, dirt, and residue to restore brilliance and shine.
The precision brush applicator reaches intricate settings, hidden halos, pavé details, and hard-to-clean areas, making it easy to keep your favourite pieces looking their best wherever you go.
Features
- Professional jewellery Cleaning formula
- Soft precision brush applicator
- Safe for Natural Diamonds, Lab Diamonds, Moissanite, Gemstones, Gold, Platinum, & Silver
- Removes dirt, oils, lotions, and everyday residue
- Compact and travel-friendly
- Quick and easy to use
How to Use
- Twist the pen to dispense the cleaning solution.
- Gently brush your jewellery.
- Rinse with warm water.
- Dry with a soft, lint-free cloth.
Perfect for engagement rings, wedding bands, diamond jewellery, moissanite jewellery, and everyday jewellery care.
Portable Cleaning for Life on the Go
The AG & CO Diamond Ring Cleaning Pen Brush is a practical travel jewellery cleaner
designed for busy days, trips, and quick touch-ups between wearings. Its compact pen-style form makes it easy to carry in a handbag, makeup pouch, carry-on, or desk drawer without taking up space. This makes it ideal for people who want their rings to look polished wherever they are. Whether you are commuting, attending meetings, or packing for a weekend away, this cleaner helps maintain a bright, fresh shine with very little effort.
Gentle Care for Diamond Rings and Fine Jewellery
Made for regular use, this cleaning pen brush offers a simple way to care for diamond rings and other delicate pieces. The brush is designed to help lift away everyday buildup such as oils, dust, and light residue that can dull a ring’s appearance. Because it is gentle and easy to control, it supports safe cleaning without harsh rubbing or complicated steps. For people who value both beauty and convenience, this tool provides a reliable option for keeping jewellery looking its best while protecting the details that make each piece special.
Easy to Use Anytime, Anywhere
Using the AG & CO Diamond Ring Cleaning Pen Brush is straightforward, making it a smart choice for home, office, or travel use. The pen design gives you a comfortable grip and precise application, so you can clean hard-to-reach areas with better control. It is especially helpful when you need a quick refresh before an event or after a long day. As a compact travel jewellery cleaner
, it delivers convenience without sacrificing results. This product is ideal for customers who want a simple, portable solution that fits naturally into daily routines and keeps jewellery looking elegant.
Designed for Fast, Easy Jewelry Cleaning
The AG & CO Diamond Ring Cleaning Pen Brush is a simple and effective engagement ring cleaner
made for everyday use. It helps remove dirt, oil, and dull buildup from diamonds and other fine jewelry without making the process complicated. The pen-style design makes it easy to hold, control, and use at home or while traveling. Just a small amount of cleaning solution and gentle brushing can help restore shine and brilliance to your ring. This product is a smart choice for anyone who wants a quick, practical way to keep special jewelry looking its best.
Gentle Brush Action for Delicate Rings
This cleaning pen brush is created with delicate jewelry in mind, making it a reliable option for an engagement ring cleaner
routine. The soft brush helps lift away residue from hard-to-reach areas around prongs, settings, and stone edges without scratching the surface. It is especially useful for diamond rings, wedding bands, and other fine pieces that need careful handling. The compact pen shape gives you better control than a bulky cleaning tool, so you can clean with confidence. For regular care, it supports a brighter finish and helps preserve the beauty of your ring over time.
Convenient Tool for Home or Travel Use
The AG & CO Diamond Ring Cleaning Pen Brush is lightweight, portable, and easy to store, making it a convenient engagement ring cleaner
to keep nearby. Whether you want to freshen up your jewelry before an event or maintain its shine between professional cleanings, this tool fits easily into a handbag, drawer, or travel kit. Its user-friendly format saves time and makes ring care more accessible for busy lifestyles. With regular use, it can help your diamond jewelry look cleaner, brighter, and more polished, giving you a simple way to protect the look of your most treasured pieces.
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2.53 Carat F-VVS2 Cushion Lab Diamond
Regular price $2,871.00 AUDRegular priceUnit price / per$2,871.00 AUDSale price $2,871.00 AUDID: 697677bff4c706181001380d
Vendor Name: Nivoda
Stock Number: 1C5D439B5
Lab Report Number: LG760549429
Added on 03 February 2026 by Ring Builder App -
The Signature Meridian Split Ring
Regular price From $4,399.00 AUDRegular priceUnit price / perSale price From $4,399.00 AUDThe Signature Meridian Split Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A refined evolution of our Signature Meridian design, emphasizing clean lines, balance, and architectural elegance. This updated edition features a polished split shank with no pavé, allowing the focus to remain on the striking center moissanite and its elegant half-moon side stones. Crafted with a low-profile donut setting, the ring sits comfortably on the finger while maintaining a bold and sophisticated silhouette. Double prongs provide both security and a refined finishing detail.
Details
- Center Stone: Moissanite Diamond 4ct
- Side Stones: Half-Moon Diamonds
- Color: D
- Clarity: VVS1
- Setting: Low-Profile Donut Setting
- Prongs: Double Prongs
- Band: Polished Split Shank (No Pavé)
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com
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The Signature Eclipse Split Ring
Regular price From $4,399.00 AUDRegular priceUnit price / perSale price From $4,399.00 AUDThe Signature Eclipse Split Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A bold evolution of our Signature Eclipse design, elevated with a refined split shank for added dimension and presence. The Signature Eclipse Split Ring features a sleek bezel-set center moissanite, offering a modern, secure setting with a clean silhouette. A low-profile donut-style cathedral allows the ring to sit comfortably on the finger, while the split shank and 3D pavé detailing enhance brilliance and visual impact from every angle.
Details
- Center Stone: Moissanite Diamond 4ct
- Color: D
- Clarity: VVS1
- Setting: Bezel Setting with Low-Profile Donut Cathedral
- Band: Split Shank with 3D Pavé Diamonds
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com.
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The Signature Grande Ovalé Ring
Regular price From $4,399.00 AUDRegular priceUnit price / perSale price From $4,399.00 AUDThe Signature Grande Ovalé Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A refined evolution of our iconic Signature Grande design, elevated with oval-cut diamonds set along the band for enhanced brilliance and elegance. The Signature Grande Ovalé Ring maintains the bold presence of the original, while introducing a softer, elongated sparkle that flows seamlessly toward the center stone. Diamond-set prongs and a hidden halo complete the design, adding dimension and radiance from every angle.
Details
- Center Stone: Moissanite Diamond 4ct
- Band Diamonds: Oval-Cut Diamonds
- Color: D
- Clarity: VVS1
- Setting: Solitaire with Hidden Halo
- Prongs: Diamond-Set Prongs
- Band: Oval Diamond Band
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com
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The Signature Atlas Ring
Regular price From $3,599.00 AUDRegular priceUnit price / perSale price From $3,599.00 AUDThe Signature Atlas Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A bold, modern solitaire designed with clean lines and refined strength. The Signature Atlas Ring features a distinctive 2.2mm semi-squared band, offering a contemporary profile with a confident presence on the finger. Diamond-set prongs add brilliance from every angle, while a hidden halo enhances sparkle beneath the center stone without disrupting the ring’s sleek silhouette. A statement design crafted to showcase larger moissanite diamonds with precision and elegance.
Details
- Center Stone: Moissanite Diamond 4ct
- Color: D
- Clarity: VVS1
- Setting: Solitaire with Hidden Halo
- Prongs: Diamond-Set Prongs
- Band: 2.20mm Semi-Squared Band
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com
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The Signature Fortress Ring
Regular price From $4,199.00 AUDRegular priceUnit price / perSale price From $4,199.00 AUDThe Signature Fortress Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A powerful solitaire design defined by strength, structure, and refined detail. The Signature Fortress Ring features a bold 2.2mm channel-set band for a clean, seamless look with exceptional durability. Diamond-set prongs add brilliance at every angle, while a hidden halo enhances sparkle beneath the center stone without compromising the ring’s sleek profile. Designed to showcase larger moissanite diamonds with confidence and elegance.
Details
- Center Stone: Moissanite Diamond 4ct
- Color: D
- Clarity: VVS1
- Setting: Solitaire with Hidden Halo
- Prongs: Diamond-Set Prongs
- Band: 2.20mm Channel-Set Diamond Band
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com
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The Signature Duet Ring
Regular price From $4,399.00 AUDRegular priceUnit price / perSale price From $4,399.00 AUDThe Signature Duet Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A refined solitaire design defined by balance and modern elegance. The Signature Duet Ring features an integrated double-band silhouette, with each band measuring a delicate 1.5mm for a graceful yet structured look. Designed as a true solitaire, the ring is accented with single pavé diamonds for understated brilliance, while offering the option of single or double prongs to suit personal preference. A timeless statement made to highlight a larger moissanite center stone.
Details
- Center Stone: Moissanite Diamond 4ct
- Design: Solitaire
- Color: D
- Clarity: VVS1
- Setting: Integrated Double Band Design
- Prongs: Single or Double Prong Option
- Band: Dual 1.5mm Bands with Single Pavé Diamonds
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com
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The Signature Meridian Ring
Regular price From $4,399.00 AUDRegular priceUnit price / perSale price From $4,399.00 AUDThe Signature Meridian Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A refined statement ring designed around symmetry, proportion, and brilliance. The Signature Meridian Ring features a bold center moissanite flanked by elegant half-moon side stones, creating a timeless three-stone silhouette with exceptional presence. Crafted with a low-profile donut setting, the ring sits comfortably on the finger while maintaining a luxurious, architectural profile. Double prongs add strength and definition, while the band is available in either a 3D pavé or classic traditional finish.
Details
- Center Stone: Moissanite Diamond 4ct
- Side Stones: Half-Moon Diamonds
- Color: D
- Clarity: VVS1
- Setting: Low-Profile Donut Setting
- Prongs: Double Prongs
- Band: 2.00mm Band (3D Pavé or Traditional Option)
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com
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The Signature Vanguard Ring
Regular price From $4,399.00 AUDRegular priceUnit price / perSale price From $4,399.00 AUDThe Signature Vanguard Ring
Exclusive Signature Moissanite Collection
D Color · VVS1 Clarity · GRA Certified
A refined statement ring defined by clean geometry and balanced brilliance. The Signature Vanguard Ring features a striking center moissanite accented by elegant epaulette side stones, creating a structured yet timeless silhouette. Designed with a low-profile donut setting, the ring sits comfortably on the finger while maintaining a bold, luxurious presence. Double prongs add security and a distinctive architectural detail, while the band can be finished in either 3D pavé or a classic traditional style.
Details
- Center Stone: Moissanite Diamond (3CT–10CT options available)
- Side Stones: Epaulette-Cut Diamonds
- Color: D
- Clarity: VVS1
- Setting: Low-Profile Donut Setting
- Prongs: Double Prongs
- Band: 2.00mm Band (3D Pavé or Traditional Option)
- Metal: 14k or 18k Gold / Platinum
- Metal Color: Yellow Gold or White Gold
- Certification: GRA Certified with Laser Inscription
This design is fully customizable to your specifications. For bespoke requests or questions, please email contact@agcojewellery.com.