This site has limited support for your browser. We recommend switching to Edge, Chrome, Safari, or Firefox.

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

Your Cart 0

Sorry, looks like we don't have enough of this product.

Products
Pair with
Subtotal Free
View cart
Shipping, taxes, and discount codes are calculated at checkout

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.

1.73ct Spinel Pear Charm – bezel-set gray spinel pendant in 14k yellow gold, by Marrow Fine
 
1.73ct Spinel Pear Charm – bezel-set gray spinel pendant in 14k yellow gold, by Marrow Fine
1.73ct Spinel Pear Charm layered with a diamond choker and cushion diamond charm
ONE-OF-A-KIND • READY TO SHIP
1.26ct Diamond In-Orbit Ring – round diamond in a double bezel, 14k yellow gold, by Marrow Fine
 
1.26ct Diamond In-Orbit Ring – round diamond in a double bezel, 14k yellow gold, by Marrow Fine
1.26ct Diamond In-Orbit Ring stacked with gold bands on hand
ONE-OF-A-KIND • READY TO SHIP
1.92ct Black Diamond Colette Ring – rectangular black diamond on a split shank in 14k yellow gold, by Marrow Fine
 
1.92ct Black Diamond Colette Ring – rectangular black diamond on a split shank in 14k yellow gold, by Marrow Fine
1.92ct Black Diamond Colette Ring stacked with gold rings [on hand]
ONE-OF-A-KIND • READY TO SHIP
0.65ct Oval Diamond Francesca Ring – natural oval diamond solitaire engagement ring in 14k yellow gold, by Marrow Fine
 
0.65ct Oval Diamond Francesca Ring – natural oval diamond solitaire engagement ring in 14k yellow gold, by Marrow Fine
0.65ct Oval Diamond Francesca Ring worn on hand, dainty oval solitaire in yellow gold [on hand]
ONE-OF-A-KIND • READY TO SHIP
0.38ct Old Mine Diamond Sweet Pea Ring – bezel-set old cut diamond in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.38ct Old Mine Diamond Sweet Pea Ring – bezel-set old cut diamond in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.38ct Old Mine Diamond Sweet Pea Ring – bezel-set old cut diamond in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.38ct Old Mine Diamond Sweet Pea Ring stacked on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
2.27ct Sapphire Pinky Bombe – red-purple oval sapphire in a domed 14k yellow gold pinky ring, by Marrow Fine
 
2.27ct Sapphire Pinky Bombe – red-purple oval sapphire in a domed 14k yellow gold pinky ring, by Marrow Fine
2.27ct Sapphire Pinky Bombe worn on hand [on hand]
ONE-OF-A-KIND
0.99ct Antique Moval Bezel – antique moval diamond bezel set on a 14k yellow gold band, by Marrow Fine
0.99ct Antique Moval Bezel – antique moval diamond bezel set on a 14k yellow gold band, by Marrow Fine
0.99ct Antique Moval Bezel – antique moval diamond bezel set on a 14k yellow gold band, by Marrow Fine
0.99ct Antique Moval Bezel ring stacked with diamond rings on hand
ONE-OF-A-KIND • READY TO SHIP
0.35ct White Diamond Moonlight & Lovers Engagement Ring – half moon diamond with round side stones in 14k white gold, by Marrow Fine [white gold]
0.35ct White Diamond Moonlight & Lovers Engagement Ring – half moon diamond with round side stones in 14k white gold, by Marrow Fine [white gold]
0.35ct White Diamond Moonlight & Lovers Engagement Ring – half moon diamond with round side stones in 14k white gold, by Marrow Fine [white gold]
0.35ct White Diamond Moonlight & Lovers Engagement Ring worn on hand, half moon diamond in white gold [on hand]
ONE-OF-A-KIND • READY TO SHIP
0.15ct Diopside & White Diamond La Femme Amulet – chrome diopside cabochon and white diamond pendant necklace in 14k white gold, by Marrow Fine [white gold]
0.15ct Diopside & White Diamond La Femme Amulet – chrome diopside cabochon and white diamond pendant necklace in 14k white gold, by Marrow Fine [white gold]
0.15ct Diopside & White Diamond La Femme Amulet – chrome diopside cabochon and white diamond pendant necklace in 14k white gold, by Marrow Fine [white gold]
0.15ct Diopside & White Diamond La Femme Amulet pendant necklace worn on the neck [on neck]
ONE-OF-A-KIND • READY TO SHIP
1.53ct Black Opal Signet Ring – violet-blue black opal in a 14k yellow gold signet, by Marrow Fine [yellow gold]
 
1.53ct Black Opal Signet Ring – violet-blue black opal in a 14k yellow gold signet, by Marrow Fine [yellow gold]
1.53ct Black Opal Signet Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.86ct Periwinkle Sapphire & Cadillac Diamond Engagement Ring – Ceylon sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
1.86ct Periwinkle Sapphire & Cadillac Diamond Engagement Ring – Ceylon sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
1.86ct Periwinkle Sapphire & Cadillac Diamond Engagement Ring – Ceylon sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
1.86ct Periwinkle Sapphire & Cadillac Diamond Engagement Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.93tcw French Cut White Diamond Bombe Ring – three bezel-set French cut diamonds in 14k white gold, by Marrow Fine [White Gold]
1.93tcw French Cut White Diamond Bombe Ring – three bezel-set French cut diamonds in 14k white gold, by Marrow Fine [White Gold]
1.93tcw French Cut White Diamond Bombe Ring – three bezel-set French cut diamonds in 14k white gold, by Marrow Fine [White Gold]
1.93tcw French Cut White Diamond Bombe Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.60tcw French Cut White Diamond Band – four French cut diamonds in 14k yellow gold, by Marrow Fine [yellow gold]
1.60tcw French Cut White Diamond Band – four French cut diamonds in 14k yellow gold, by Marrow Fine [yellow gold]
1.60tcw French Cut White Diamond Band – four French cut diamonds in 14k yellow gold, by Marrow Fine [yellow gold]
1.60tcw French Cut White Diamond Band worn on hand beside a citrus tree
ONE-OF-A-KIND • READY TO SHIP
1.74ct Antique Pear Sloane Engagement Ring – antique pear diamond solitaire in 14k white gold, by Marrow Fine [White Gold]
1.74ct Antique Pear Sloane Engagement Ring – antique pear diamond solitaire in 14k white gold, by Marrow Fine [White Gold]
1.74ct Antique Pear Sloane Engagement Ring – antique pear diamond solitaire in 14k white gold, by Marrow Fine [White Gold]
1.74ct Antique Pear Sloane Engagement Ring worn on hand, floral background
ONE-OF-A-KIND • READY TO SHIP
0.98ct Turquoise & White Diamond Ballerina Headdress Ring – oval turquoise and diamond headdress in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.98ct Turquoise & White Diamond Ballerina Headdress Ring – oval turquoise and diamond headdress in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.98ct Turquoise & White Diamond Ballerina Headdress Ring – oval turquoise and diamond headdress in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.98ct Turquoise & White Diamond Ballerina Headdress Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
0.21ct Turquoise & White Diamond Navette Ring – vintage-inspired oval turquoise cabochon with a diamond halo in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.21ct Turquoise & White Diamond Navette Ring – vintage-inspired oval turquoise cabochon with a diamond halo in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.21ct Turquoise & White Diamond Navette Ring – vintage-inspired oval turquoise cabochon with a diamond halo in 14k yellow gold, by Marrow Fine [Yellow Gold]
0.21ct Turquoise & White Diamond Navette Ring worn on hand, close-up of the turquoise and diamond navette
ONE-OF-A-KIND • READY TO SHIP
0.53ct White Diamond Kite Cigar Band – bezel-set kite diamond in a wide 14k white gold band, by Marrow Fine [White Gold]
0.53ct White Diamond Kite Cigar Band – bezel-set kite diamond in a wide 14k white gold band, by Marrow Fine [White Gold]
0.53ct White Diamond Kite Cigar Band – bezel-set kite diamond in a wide 14k white gold band, by Marrow Fine [White Gold]
0.53ct White Diamond Kite Cigar Band stacked with a diamond band on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
1.15ct White Diamond Octagon Bezel Ring – octagon step cut diamond bezel set in 14k yellow gold, front view, by Marrow Fine
 
1.15ct White Diamond Octagon Bezel Ring – octagon step cut diamond bezel set in 14k yellow gold, front view, by Marrow Fine
1.15ct White Diamond Octagon Bezel Ring worn on hand as an engagement ring in a gold stack
ONE-OF-A-KIND • READY TO SHIP
1.00ct Bezel Set White Diamond Hex Ring – hexagon cut diamond solitaire in 14k yellow gold, by Marrow Fine
 
1.00ct Bezel Set White Diamond Hex Ring – hexagon cut diamond solitaire in 14k yellow gold, by Marrow Fine
1.00ct Bezel Set White Diamond Hex Ring stacked with diamond bands on hand
ONE-OF-A-KIND • READY TO SHIP