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3C Designs

3C Designs

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166 products

2mm Rope Band2mm Rope Band
2mm Rope Band Sale priceFrom $270.00 USD
Round Brilliant Split Shank Solitaire Engagement RingRound Brilliant Split Shank Solitaire Engagement Ring
Round Brilliant Split Shank Solitaire Engagement Ring Sale priceFrom $1,172.00 USD
Emerald Cut East-West Basket Pave Engagement RingEmerald Cut East-West Basket Pave Engagement Ring
Emerald Cut East-West Basket Pave Engagement Ring Sale priceFrom $745.00 USD
Round Brilliant Basket Solitaire Engagement RingRound Brilliant Basket Solitaire Engagement Ring
Round Brilliant Basket Solitaire Engagement Ring Sale priceFrom $1,006.00 USD
Flat Side Half Eternity BandFlat Side Half Eternity Band
Flat Side Half Eternity Band Sale priceFrom $1,031.00 USD
Oval Cut East-West Basket Solitaire Engagement RingOval Cut East-West Basket Solitaire Engagement Ring
Oval Cut East-West Basket Solitaire Engagement Ring Sale priceFrom $860.00 USD
Oval-cut Seven Stone Cluster Engagement RingOval-cut Seven Stone Cluster Engagement Ring
Oval-cut Seven Stone Cluster Engagement Ring Sale priceFrom $1,349.00 USD
Bezel-set solitaire ring with a halo of lab diamonds around the center. The ring is show in a matte white metal.Model wearing a bezel-set solitaire ring with a halo of lab diamonds around the center. The ring is show in a matte white metal.
0.50ct Bezel-set Halo Solitaire Engagement Ring Sale priceFrom $1,264.00 USD
Bezel Set Half Eternity BandBezel Set Half Eternity-Style Band - Ethical, Eco-friendly Jewelry
Bezel Set Half Eternity Band Sale priceFrom $941.00 USD
Round Brilliant Classic Bezel Solitaire Engagement RingRound Brilliant Classic Bezel Solitaire Engagement Ring
Round Brilliant Classic Bezel Solitaire Engagement Ring Sale priceFrom $1,056.00 USD
Seven Stone Basket Cluster Engagement Ring, 3C Designs, Cluster Ring - Aide-memoire JewelrySeven Stone Basket Cluster Engagement Ring, 3C Designs, Cluster Ring - Aide-memoire Jewelry
0.50ct Round Brilliant Seven Stone Cluster Engagement Ring Sale priceFrom $1,292.00 USD
Emerald Cut East-West Basket Solitaire Engagement RingEmerald Cut East-West Basket Solitaire Engagement Ring
Emerald-cut East-West Basket Solitaire Engagement Ring Sale priceFrom $1,077.00 USD
Baguette Stacking Ring with Accent StonesDainty & Petite Baguette Stacking Ring - Ethical, Eco-friendly Jewelry
Baguette Stacking Ring with Accent Stones Sale priceFrom $790.00 USD
Emerald Cut Pave Basket Solitaire Engagement Ring - Ethical, Eco-friendly JewelryEmerald Cut Pave Basket Solitaire Engagement Ring - Ethical, Eco-friendly Jewelry
Emerald Cut Pave Basket Solitaire Engagement Ring Sale priceFrom $1,365.00 USD
. 5mm Flat Silver Proposal Band. 5mm Flat Silver Proposal Band
. 5mm Flat Silver Proposal Band Sale price$105.00 USD
Open Bezel Pave Solitaire Engagement Ring - Aide-memoire JewelryOpen Bezel Pave Solitaire Engagement Ring - Aide-memoire Jewelry
Open Bezel Pave Solitaire Engagement Ring Sale priceFrom $1,285.00 USD
Round Brilliant Cut Open Bezel Solitaire Engagement RingOpen Bezel Solitaire Engagement Ring - Aide-memoire Jewelry
Round Brilliant Cut Open Bezel Solitaire Engagement Ring Sale priceFrom $1,267.00 USD
Bezel V Contour BandBezel V Contour Band
Bezel V Contour Band Sale priceFrom $956.00 USD
Narrow Rope BandNarrow Rope Band, Stacking Ring, Women's Wedding Band - Aide-mémoire Jewelry
Narrow Rope Band Sale priceFrom $185.00 USD
A narrow half eternity band in matte yellow gold, with 1.5mm diamonds.Scalloped Half Eternity Band
Scalloped Half Eternity Band Sale priceFrom $953.00 USD
.10ct Basket Stud Earrings.10ct Basket Stud Earrings, Earrings - Aide-mémoire Jewelry
.10ct Basket Stud Earrings Sale price$428.00 USD
.10ct Martini Stud Earrings.10ct Martini Stud Earrings, Earrings - Aide-mémoire Jewelry
.10ct Martini Stud Earrings Sale price$368.00 USD

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Pencil and ruler graphic.

technology meets tradition

We merge traditional handcraft techniques with the latest technological tools.

responsibly sourced

We work exclusively with a few trusted suppliers for recycled metals and ethically sourced stones.

Crafted in the U.S.

Depending on the design, pieces are made entirely in-house or in collaboration with skilled U.S. partners.

made with care

We stand by our work, and offer a six-month warranty against manufacturing defects.