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Unless otherwise noted, pieces are made to order and ship within 3-4 weeks

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Shop All One-Of-A-Kind Designs

Designs so unique Marrow Fine only made one. Each one-of-a-kind piece features hand-selected gemstones sourced from around the world. From alternative engagement rings with rare stones to bold cocktail rings and statement pendants — when a piece is gone, it's gone for good.

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4.60ct Garnet Heart Charm [Yellow Gold]
 
4.60ct Garnet Heart Charm [Yellow Gold]
Lucky Horseshoe Charm Marrow Fine
ONE-OF-A-KIND
4.51ct Rhodolite Heart Charm
 
4.51ct Rhodolite Heart Charm
A close-up of a person's neck wearing two delicate gold necklaces. The shorter necklace has a small clear round stone, while the longer necklace features a heart-shaped faceted gemstone pendant with a small gold ring detail above it.
ONE-OF-A-KIND • READY-TO-SHIP
1.51ct Rhodolite Garnet Heart Ring - Marrow Fine
 
1.51ct Rhodolite Garnet Heart Ring - Marrow Fine
1.51ct Rhodolite Garnet Heart Ring Marrow Fine
ONE-OF-A-KIND • READY-TO-SHIP
0.75ct Cushion Cut Diamond - Marrow Fine
 
0.75ct Cushion Cut Diamond - Marrow Fine
0.75ct Cushion Cut Diamond [on hand]
ONE-OF-A-KIND • READY-TO-SHIP
1.01ct Emerald Cut Diamond Georgia Marrow Fine
 
1.01ct Emerald Cut Diamond Georgia Marrow Fine
1.01ct Emerald Cut Diamond Georgia Marrow Fine
ONE-OF-A-KIND • READY-TO-SHIP
1.13ct Kite Diamond Ring [front flat lay]
 
1.13ct Kite Diamond Ring [front flat lay]
1.13ct Kite Diamond Ring [on hand]
ONE-OF-A-KIND • READY-TO-SHIP
0.90ct Diamond Camille [front flat lay]
 
0.90ct Diamond Camille [front flat lay]
0.90ct Old Euro Diamond Camille [on hand]
ONE-OF-A-KIND
5.69ct Abstract Turquoise Bezel Charm
 
5.69ct Abstract Turquoise Bezel Charm
A close-up of a gold bangle necklace with a turquoise cabochon pendant, worn on a person's neck.
ONE-OF-A-KIND • JILLIAN'S PICK
8.07ct Turquoise Charm Marrow Fine
 
8.07ct Turquoise Charm Marrow Fine
A close-up of a person's neck wearing a rose gold layered necklace set, featuring a delicate chain and a longer paperclip chain with a pendant. The pendant has a large oval light blue stone in a yellow gold setting, with a small gold charm and tiny clear stones.
ONE-OF-A-KIND
.38ct White Diamond Bullet Bombe Marrow Fine
.38ct White Diamond Bullet Bombe Marrow Fine
.38ct White Diamond Bullet Bombe Marrow Fine
.38ct White Diamond Bullet Bombe [on hand]
ONE-OF-A-KIND
.37ct Mini Bullet Diamond Ring
 
.37ct Mini Bullet Diamond Ring
Mini Bullet Diamond Ring - Marrow Fine
ONE-OF-A-KIND
1.30ct Diamond Tessa Ring Marrow Fine
1.30ct Diamond Tessa Ring Marrow Fine
1.30ct Diamond Tessa Ring Marrow Fine
1.30ct Diamond Tessa Ring Marrow Fine
ONE-OF-A-KIND