3C Designs

Round Compass Prong-set Pendant

Round Compass Prong-set Pendant

From $145.00 USD

4mm Round Bezel-set Pendant

4mm Round Bezel-set Pendant

From $251.00 USD

Bezel-set Two Stone Pendant

Bezel-set Two Stone Pendant

From $266.00 USD

Three Stone Charm

Three Stone Charm

Three Stone Charm

From $333.00 USD

1.25ct Bezel-set Halo Solitaire Engagement Ring

1.25ct Bezel-set Halo Solitaire Engagement Ring

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

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 $468.00 USD

V Contour Core Wedding Band

V Contour Core Wedding Band

V Contour Core Wedding Band

From $414.00 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 $407.00 USD

Grand Dome Ring

Grand Dome Ring

Grand Dome Ring

From $99.00 USD

Bezel-set Halo Solitaire Engagement Ring

Bezel-set Halo Solitaire Engagement Ring

0.80ct Bezel-set Halo Solitaire Engagement Ring

From $1,337.00 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 $1,616.00 USD

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

.84ct Round Brilliant Seven Stone Cluster Engagement Ring

From $1,352.00 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 $1,274.00 USD

11x9mm Oval Signet Ring

11x9mm Oval Signet Ring

11x9mm Oval Signet Ring

From $133.00 USD

14x12mm Oval Signet Ring

14x12mm Oval Signet Ring

14x12mm Oval Signet Ring

From $211.00 USD

Slim & Skinny Classic Band Ring •

Slim & Skinny Classic Band Ring •

Slim & Skinny Classic Band Ring •

From $183.00 USD

Slim & Skinny Classic Band Ring

Slim & Skinny Classic Band Ring

Slim & Skinny Classic Band Ring

From $159.00 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

$211.00 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 $1,674.00 USD

Sterling Silver Horizontal Oval Signet Ring

Sterling Silver Horizontal Oval Signet Ring

Sterling Silver Horizontal Oval Signet Ring

$130.00 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 $137.00 USD

Octagon Signet Ring

Octagon Signet Ring

Octagon Signet Ring

From $131.00 USD

Rectangle Signet Ring

Rectangle Signet Ring

Rectangle Signet Ring

From $194.00 USD

Cut Corner Rectangle Signet Ring

Cut Corner Rectangle Signet Ring

Cut Corner Rectangle Signet Ring

From $216.00 USD

11x9.5mm Oval Signet Ring

11x9.5mm Oval Signet Ring

11x9.5mm Oval Signet Ring

From $149.00 USD

9x7mm Oval Signet Ring

9x7mm Oval Signet Ring

9x7mm Oval Signet Ring

From $122.00 USD

explore

our collections

earrings

necklaces

rings

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.