3C Designs

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A smooth masculine or transmasculine yellow gold band.

Side angle of a smooth masculine or transmasculine yellow gold band.

Wide European Style Comfort-fit Band Ring

From $207.00 USD

A smooth masculine or transmasculine yellow gold band.

Side angle of a smooth masculine or transmasculine yellow gold band.

Wide European Style Comfort-fit Band Ring •

From $192.00 USD

A simply prong set pendant with a diamond center stone in shiny 14k yellow gold. The prongs have a compass orientation.

Round Compass Prong-set Pendant

From $145.00 USD

A simple pendant necklace in 14k yellow gold with a lab-grown emerald. The stone is bezel-set and hangs from a small chain.

4mm Round Bezel-set Pendant

From $253.00 USD

A fixed pendant necklace in 14k yellow gold. A light green lab-grown sapphire and white diamond are bezel set.

Bezel-set Two Stone Pendant

From $269.00 USD

Three Stone Charm

A shiny 14k yellow gold trinity pendant. This pendant has three white diamonds.

Three Stone Charm

From $351.00 USD

An engagement ring with a bezel-set moissanite in shiny yellow gold. The center has a halo of diamonds around it.

An engagement ring with a bezel-set moissanite in shiny white gold. The center has a halo of diamonds around it.

1.25ct Bezel-set Halo Solitaire Engagement Ring

From $1,633.00 USD

Oval cut Green Lab-grown Sapphire set East West

Oval cut Green Lab-grown Sapphire set East West

East West Basket Solitarie Engagement Ring with Natural Green Sapphire

East West Basket Solitarie Engagement Ring with Natural Green Sapphire

East West Cluster Lab-grown Diamond Engagement Ring

Video showing a Seven Stone Cluster Engagement Ring style. Various rings are shown with customized center stones and shapes.

East West Cluster Lab-grown Diamond Engagement Ring

Marquise & Pear Three Stone Engagement Ring

Marquise & Pear Three Stone Engagement Ring

V Contour Core Wedding Band •

V Contour Core Wedding Band •

V Contour Core Wedding Band •

From $519.00 USD

V Contour Core Wedding Band

V Contour Core Wedding Band

V Contour Core Wedding Band

From $465.00 USD

Natural Burgundy Oval Sapphire Three Stone Ring with Pear Side Stones

Natural Burgundy Oval Sapphire Three Stone Ring with Pear Side Stones

Three-Stone Green Sapphire and Diamond Engagement Ring in Platinum

Three-Stone Green Sapphire and Diamond Engagement Ring in Platinum

Three-Stone Green Sapphire and Diamond Engagement Ring in Platinum

Three Stone Post Earrings

Three Stone Post Earrings

Three Stone Post Earrings

From $421.00 USD

Grand Dome Ring

Grand Dome Ring

Grand Dome Ring

From $107.00 USD

Bezel-set Halo Solitaire Engagement Ring

Bezel-set Halo Solitaire Engagement Ring

0.80ct Bezel-set Halo Solitaire Engagement Ring

From $1,410.00 USD

1.30ct Round Brilliant Seven Stone Cluster Engagement Ring

1.30ct Round Brilliant Seven Stone Cluster Engagement Ring

1.30ct Round Brilliant Seven Stone Cluster Engagement Ring

From $1,685.00 USD

Seven Stone Basket Cluster Engagement Ring, 3C Designs, Cluster Ring - Aide-memoire Jewelry

Video showing a Seven Stone Cluster Engagement Ring style. Various rings are shown with customized center stones and shapes.

.84ct Round Brilliant Seven Stone Cluster Engagement Ring

From $1,417.00 USD

Emerald-cut East-West Basket Solitaire Engagement Ring

Emerald Cut East-West Basket Solitaire Engagement Ring

Emerald-cut East-West Basket Solitaire Engagement Ring

From $1,327.00 USD

11x9mm Oval Signet Ring

11x9mm Oval Signet Ring

11x9mm Oval Signet Ring

From $139.00 USD

14x12mm Oval Signet Ring

14x12mm Oval Signet Ring

14x12mm Oval Signet Ring

From $222.00 USD

Slim & Skinny Classic Band Ring •

Slim & Skinny Classic Band Ring •

Slim & Skinny Classic Band Ring •

From $211.00 USD

Slim & Skinny Classic Band Ring

Slim & Skinny Classic Band Ring

Slim & Skinny Classic Band Ring

From $182.00 USD

7x5mm Emerald Cut East-West Basket Solitaire Engagement Ring

7x5mm Emerald Cut East-West Basket Solitaire Engagement Ring

$1,385.00 USD

Silver Signet Ring 14x12mm Oval

Silver Signet Ring 14x12mm Oval

$222.00 USD

. Sterling Silver 1.8mm Wheat Chain

. Sterling Silver 1.8mm Wheat Chain

$83.00 USD

. Sterling Silver 3.5mm Cuban Link Curb Chain

. Sterling Silver 3.5mm Cuban Link Curb Chain

$275.00 USD

. Sterling Silver 2mm Rolo Chain

. Sterling Silver 2mm Rolo Chain

$52.00 USD

. Sterling Silver 2.6mm Paperclip-Style Chain

. Sterling Silver 2.6mm Paperclip-Style Chain

$95.00 USD

. 14k White Gold 2.1mm Paperclip Chain

. 14k White Gold 2.1mm Paperclip Chain

. 14k White Gold 2.1mm Paperclip Chain

$610.00 USD

. Sterling Silver 1.5mm Cable Chain

. Sterling Silver 1.5mm Cable Chain

$36.00 USD

. 14k Rose Gold Something Blue Bracelet with 3mm Bezel-set Lab-grown Blue Diamond

. 14k Rose Gold Something Blue Bracelet with 3mm Bezel-set Lab-grown Blue Diamond

$520.00 USD

. Sterling Silver 1mm Cable Chain

. Sterling Silver 1mm Cable Chain

$23.00 USD

. 14k Yellow Gold 2.1mm Paperclip Chain

. 14k Yellow Gold 2.1mm Paperclip Chain

. 14k Yellow Gold 2.1mm Paperclip Chain

$540.00 USD

. 14k Yellow Gold 1.2mm Elongated Box Chain

. 14k Yellow Gold 1.2mm Elongated Box Chain

. 14k Yellow Gold 1.2mm Elongated Box Chain

$585.00 USD

. 14k White Gold 1mm Cable Chain

. 14k White Gold 1mm Cable Chain

. 14k White Gold 1mm Cable Chain

$260.00 USD

. Sterling Silver 2.6mm Rounded Box Chain, 24" length

. Sterling Silver 2.6mm Rounded Box Chain, 24" length

$140.00 USD

. Peach Zircon Bezel-set Pendant

. Peach Zircon Bezel-set Pendant

$620.00 USD

. Red Zircon Prong-set Pendant

. Red Zircon Prong-set Pendant

$495.00 USD

Three Stone Basket Engagement Ring

Three Stone Basket Engagement Ring

Three Stone Basket Engagement Ring

From $1,741.00 USD

Sterling Silver Horizontal Oval Signet Ring

Sterling Silver Horizontal Oval Signet Ring

Sterling Silver Horizontal Oval Signet Ring

$136.00 USD

Round Signet Ring

Round Signet Ring

Round Signet Ring

$95.00 USD

12x10mm Oval Signet Ring

12x10mm Oval Signet Ring

12x10mm Oval Signet Ring

From $143.00 USD

Octagon Signet Ring

Octagon Signet Ring

Octagon Signet Ring

From $143.00 USD

Rectangle Signet Ring

Rectangle Signet Ring

Rectangle Signet Ring

From $204.00 USD

Cut Corner Rectangle Signet Ring

Cut Corner Rectangle Signet Ring

Cut Corner Rectangle Signet Ring

From $227.00 USD

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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.