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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.

1.59ct Sapphire and Diamond Ring with Tracer Band – purple sapphire and pear diamonds in 14k yellow gold, by Marrow Fine [Yellow Gold]
 
1.59ct Sapphire and Diamond Ring with Tracer Band – purple sapphire and pear diamonds in 14k yellow gold, by Marrow Fine [Yellow Gold]
1.59ct Purple Sapphire and Diamond Ring with Tracer Band worn on hand
ONE-OF-A-KIND • READY TO SHIP
2.18ct Diamond and 0.62tcw Diamond Three Stone Ring – emerald cut diamond engagement ring in platinum, by Marrow Fine
 
2.18ct Diamond and 0.62tcw Diamond Three Stone Ring – emerald cut diamond engagement ring in platinum, by Marrow Fine
2.18ct Diamond Three Stone Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
4.60ct Garnet Heart Charm – bezel-set heart garnet in 14k yellow gold, January birthstone, by Marrow Fine [Yellow Gold]
 
4.60ct Garnet Heart Charm – bezel-set heart garnet in 14k yellow gold, January birthstone, by Marrow Fine [Yellow Gold]
4.60ct Garnet Heart Charm and Lucky Horseshoe Charm layered with a Lisse diamond necklace
ONE-OF-A-KIND • READY TO SHIP
4.51ct Rhodolite Heart Charm – heart-shaped rhodolite garnet in 14k yellow gold, January birthstone, by Marrow Fine
 
4.51ct Rhodolite Heart Charm – heart-shaped rhodolite garnet in 14k yellow gold, January birthstone, by Marrow Fine
4.51ct Rhodolite Heart Charm layered with a diamond solitaire necklace
ONE-OF-A-KIND • READY TO SHIP
1.51ct Rhodolite Garnet Heart Ring – heart-shaped garnet in 14k yellow gold, January birthstone, by Marrow Fine
 
1.51ct Rhodolite Garnet Heart Ring – heart-shaped garnet in 14k yellow gold, January birthstone, by Marrow Fine
1.51ct Rhodolite Garnet Heart Ring worn on hand, held near the face
ONE-OF-A-KIND • READY-TO-SHIP
1.01ct Emerald Cut Diamond Georgia – east-west emerald cut diamond engagement ring in 14k yellow gold, by Marrow Fine
 
1.01ct Emerald Cut Diamond Georgia – east-west emerald cut diamond engagement ring in 14k yellow gold, by Marrow Fine
1.01ct Emerald Cut Diamond Georgia engagement ring stacked with wedding bands on hand
ONE-OF-A-KIND • READY TO SHIP
1.13ct Kite Diamond Ring – bezel-set kite diamond engagement ring in 14k yellow gold, by Marrow Fine [front flat lay]
 
1.13ct Kite Diamond Ring – bezel-set kite diamond engagement ring in 14k yellow gold, by Marrow Fine [front flat lay]
1.13ct Kite Diamond Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
0.90ct Old Euro Diamond Camille – low profile solitaire engagement ring in 14k yellow gold, by Marrow Fine [front flat lay]
 
0.90ct Old Euro Diamond Camille – low profile solitaire engagement ring in 14k yellow gold, by Marrow Fine [front flat lay]
0.90ct Old Euro Diamond Camille engagement ring stacked with a contour band [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.86ct Antique Pear Diamond Sloane – antique pear diamond solitaire engagement ring in platinum, by Marrow Fine [front flat lay]
 
1.86ct Antique Pear Diamond Sloane – antique pear diamond solitaire engagement ring in platinum, by Marrow Fine [front flat lay]
1.86ct Antique Pear Diamond Sloane engagement ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.02ct Pear Shape Diamond and 2.09ct Sapphire Toi et Moi – blue sapphire and diamond engagement ring in 14k yellow gold, by Marrow Fine [front flat lay]
 
1.02ct Pear Shape Diamond and 2.09ct Sapphire Toi et Moi – blue sapphire and diamond engagement ring in 14k yellow gold, by Marrow Fine [front flat lay]
1.02ct Pear Shape Diamond and 2.09ct Sapphire Toi et Moi ring worn on hand, dark background [on hand]
ONE-OF-A-KIND • READY TO SHIP
5.69ct Abstract Bezel Turquoise Charm – turquoise in a sculptural 14k yellow gold bezel, by Marrow Fine
 
5.69ct Abstract Bezel Turquoise Charm – turquoise in a sculptural 14k yellow gold bezel, by Marrow Fine
5.69ct Abstract Bezel Turquoise Charm worn on a gold collar necklace
ONE-OF-A-KIND • JILLIAN'S PICK
8.07ct Turquoise Charm – oval turquoise bezel set in 14k yellow gold, by Marrow Fine
 
8.07ct Turquoise Charm – oval turquoise bezel set in 14k yellow gold, by Marrow Fine
8.07ct Turquoise Charm on a paperclip chain, layered with a delicate chain
ONE-OF-A-KIND • READY TO SHIP
0.61ct Zircon and Diamond Tessera Band – mixed-shape zircon and diamonds in a 14k yellow gold cigar band, by Marrow Fine [front view]
 
0.61ct Zircon and Diamond Tessera Band – mixed-shape zircon and diamonds in a 14k yellow gold cigar band, by Marrow Fine [front view]
0.61ct Zircon and Diamond Tessera Band worn on hand, dark background [on hand]
ONE-OF-A-KIND • READY TO SHIP
0.58ct Turquoise Scarlette Compass Ring – oval turquoise with round and marquise diamonds in 14k yellow gold, by Marrow Fine [front view]
 
0.58ct Turquoise Scarlette Compass Ring – oval turquoise with round and marquise diamonds in 14k yellow gold, by Marrow Fine [front view]
0.58ct Turquoise Scarlette Compass Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.13ct Citrine Abstract Bezel Charm – orange citrine in a sculptural 14k yellow gold bezel, by Marrow Fine
 
1.13ct Citrine Abstract Bezel Charm – orange citrine in a sculptural 14k yellow gold bezel, by Marrow Fine
1.13ct Citrine Abstract Bezel Charm worn on a gold collar necklace with a diamond rondelle
ONE-OF-A-KIND • READY TO SHIP
0.38ct White Diamond Bullet Bombe – bullet diamond in a domed 14k rose gold ring, by Marrow Fine
0.38ct White Diamond Bullet Bombe – bullet diamond in a domed 14k rose gold ring, by Marrow Fine
0.38ct White Diamond Bullet Bombe – bullet diamond in a domed 14k rose gold ring, by Marrow Fine
0.38ct White Diamond Bullet Bombe ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
0.37ct Mini Bullet Diamond Ring – bullet cut diamond in 14k white gold, dainty stacking ring, by Marrow Fine
 
0.37ct Mini Bullet Diamond Ring – bullet cut diamond in 14k white gold, dainty stacking ring, by Marrow Fine
0.37ct Mini Bullet Diamond Ring worn on hand
ONE-OF-A-KIND • READY TO SHIP
0.51ct Pear & 0.22ct Round Diamond Toi et Moi engagement ring in 14k yellow gold, by Marrow Fine [flat lay]
 
0.51ct Pear & 0.22ct Round Diamond Toi et Moi engagement ring in 14k yellow gold, by Marrow Fine [flat lay]
0.51ct Pear & 0.22ct Round Diamond Toi et Moi ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.09ct Radiant Diamond Band & 0.28tcw Cadillac Diamond Ring – three-stone engagement ring in 14k yellow gold, by Marrow Fine [flat lay]
 
1.09ct Radiant Diamond Band & 0.28tcw Cadillac Diamond Ring – three-stone engagement ring in 14k yellow gold, by Marrow Fine [flat lay]
1.09ct Radiant Diamond & Cadillac Diamond Ring worn on hand, dark background [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.30ct Diamond Tessa Ring – bezel-set round diamond solitaire engagement ring in 14k yellow gold, by Marrow Fine
1.30ct Diamond Tessa Ring – bezel-set round diamond solitaire engagement ring in 14k yellow gold, by Marrow Fine
1.30ct Diamond Tessa Ring – bezel-set round diamond solitaire engagement ring in 14k yellow gold, by Marrow Fine
1.30ct Diamond Tessa Ring stacked with a marquise diamond band on hand
ONE-OF-A-KIND • READY TO SHIP