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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.

Australian Opal Faceted Beaded Necklace – 30tcw crystal opal beads hand-knotted on silk with a 14k gold clasp, by Marrow Fine
 
Australian Opal Faceted Beaded Necklace – 30tcw crystal opal beads hand-knotted on silk with a 14k gold clasp, by Marrow Fine
Australian Opal Faceted Beaded Necklace layered with gold chains on the neck
ONE-OF-A-KIND • READY TO SHIP
6.20tcw Sunstone Cuff – eight bezel-set Oregon sunstones in a 14k yellow gold cuff bracelet, by Marrow Fine [Yellow Gold]
6.20tcw Sunstone Cuff – eight bezel-set Oregon sunstones in a 14k yellow gold cuff bracelet, by Marrow Fine [Yellow Gold]
6.20tcw Sunstone Cuff – eight bezel-set Oregon sunstones in a 14k yellow gold cuff bracelet, by Marrow Fine [Yellow Gold]
6.20tcw Sunstone Cuff stacked with the Twist Link Bracelet on the wrist
ONE-OF-A-KIND • READY TO SHIP
1.41ct Colombian Emerald and Diamond Three Stone Ring – emerald center with diamond epaulettes in 14k yellow gold, by Marrow Fine
1.41ct Colombian Emerald and Diamond Three Stone Ring – emerald center with diamond epaulettes in 14k yellow gold, by Marrow Fine
1.41ct Colombian Emerald and Diamond Three Stone Ring – emerald center with diamond epaulettes in 14k yellow gold, by Marrow Fine
1.41ct Colombian Emerald Three Stone Ring stacked with a diamond band on hand
ONE-OF-A-KIND • READY TO SHIP
0.99tcw Diamond Abstract Bezel Studs – natural diamond stud earrings in hand-drawn 14k yellow gold bezels, by Marrow Fine
 
0.99tcw Diamond Abstract Bezel Studs – natural diamond stud earrings in hand-drawn 14k yellow gold bezels, by Marrow Fine
0.99tcw Diamond Abstract Bezel Studs worn on the ear
ONE-OF-A-KIND • READY TO SHIP
0.57ct Marquise Diamond Abstract Bezel Ring – natural marquise diamond engagement ring in a hand-drawn 14k yellow gold bezel, by Marrow Fine
 
0.57ct Marquise Diamond Abstract Bezel Ring – natural marquise diamond engagement ring in a hand-drawn 14k yellow gold bezel, by Marrow Fine
0.57ct Marquise Diamond Abstract Bezel engagement ring stacked with a diamond band on hand
ONE-OF-A-KIND • READY TO SHIP
0.40ct Oval Diamond Abstract Bezel Ring – natural oval diamond engagement ring in a hand-drawn 14k yellow gold bezel, by Marrow Fine
 
0.40ct Oval Diamond Abstract Bezel Ring – natural oval diamond engagement ring in a hand-drawn 14k yellow gold bezel, by Marrow Fine
0.40ct Oval Diamond Abstract Bezel engagement ring worn on hand with a diamond band
ONE-OF-A-KIND • READY TO SHIP
1.48ct Colombian Emerald In-Orbit Ring – emerald in a double bezel, 14k yellow gold, by Marrow Fine
 
1.48ct Colombian Emerald In-Orbit Ring – emerald in a double bezel, 14k yellow gold, by Marrow Fine
Emerald In-Orbit Ring styled on hand with diamond rings
ONE-OF-A-KIND • READY TO SHIP
2.02ct Sapphire In-Orbit Ring – Madagascar sapphire in a double bezel, 14k yellow gold, by Marrow Fine
 
2.02ct Sapphire In-Orbit Ring – Madagascar sapphire in a double bezel, 14k yellow gold, by Marrow Fine
2.02ct Sapphire In-Orbit Ring stacked with a wave band, pink background
ONE-OF-A-KIND • READY TO SHIP
0.46ct Diamond In-Orbit Ring – emerald cut diamond in a double bezel, 14k yellow gold, by Marrow Fine
 
0.46ct Diamond In-Orbit Ring – emerald cut diamond in a double bezel, 14k yellow gold, by Marrow Fine
0.46ct Diamond In-Orbit Ring worn on hand
ONE-OF-A-KIND • READY TO SHIP
0.61ct Montana Sapphire & Malawi Sapphire Lucy Band – pink sapphire kite wave band in 14k yellow gold, by Marrow Fine
 
0.61ct Montana Sapphire & Malawi Sapphire Lucy Band – pink sapphire kite wave band in 14k yellow gold, by Marrow Fine
0.61ct Montana Sapphire & Malawi Sapphire Lucy Band worn on hand, pink background
ONE-OF-A-KIND • READY TO SHIP
2.19ct Purplish-Pink Sapphire Marrow x Sammi Florence Ring – Ceylon sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
2.19ct Purplish-Pink Sapphire Marrow x Sammi Florence Ring – Ceylon sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
2.19ct Purplish-Pink Sapphire Marrow x Sammi Florence Ring – Ceylon sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
2.19ct Purplish-Pink Sapphire Florence Ring worn on hand, soft pink background
ONE-OF-A-KIND • READY TO SHIP
1.56ct Pink Tourmaline Marrow x Sammi Florence Ring – bezel and claw set tourmaline in 14k yellow gold, by Marrow Fine
1.56ct Pink Tourmaline Marrow x Sammi Florence Ring – bezel and claw set tourmaline in 14k yellow gold, by Marrow Fine
1.56ct Pink Tourmaline Marrow x Sammi Florence Ring – bezel and claw set tourmaline in 14k yellow gold, by Marrow Fine
1.56ct Pink Tourmaline Marrow x Sammi Florence Ring resting on a ceramic dish
ONE-OF-A-KIND • READY TO SHIP
3.06ct Pink Sapphire Marrow x Sammi Florence Ring – light pink sapphire in 14k yellow gold, by Marrow Fine [Yellow Gold]
3.06ct Pink Sapphire Marrow x Sammi Florence Ring – light pink sapphire in 14k yellow gold, by Marrow Fine [Yellow Gold]
3.06ct Pink Sapphire Marrow x Sammi Florence Ring – light pink sapphire in 14k yellow gold, by Marrow Fine [Yellow Gold]
3.06ct Pink Sapphire Florence Ring worn on hand, soft pink background
ONE-OF-A-KIND • READY TO SHIP
3.23ct Light Blue Sapphire Marrow x Sammi Florence Ring – light blue sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
3.23ct Light Blue Sapphire Marrow x Sammi Florence Ring – light blue sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
3.23ct Light Blue Sapphire Marrow x Sammi Florence Ring – light blue sapphire in 14k yellow gold, by Marrow Fine [yellow gold]
3.23ct Light Blue Sapphire Florence Ring stacked with a diamond band, pink background
ONE-OF-A-KIND • READY TO SHIP
3.35ct Violet Spinel Marrow x Sammi Florence Ring – natural violet spinel in 14k yellow gold, by Marrow Fine [Yellow gold]
3.35ct Violet Spinel Marrow x Sammi Florence Ring – natural violet spinel in 14k yellow gold, by Marrow Fine [Yellow gold]
3.35ct Violet Spinel Marrow x Sammi Florence Ring – natural violet spinel in 14k yellow gold, by Marrow Fine [Yellow gold]
3.35ct Violet Spinel Florence Ring worn on hand, styled with earrings
JILLIAN'S PICK • READY-TO-SHIP
2.02tcw Tanzanite Cuff – bezel-set tanzanites in a 14k yellow gold cuff bracelet, by Marrow Fine
 
2.02tcw Tanzanite Cuff – bezel-set tanzanites in a 14k yellow gold cuff bracelet, by Marrow Fine
2.02tcw Tanzanite Cuff worn on the wrist with the White Diamond Maria Tennis Bracelet
ONE-OF-A-KIND • READY TO SHIP
2.93tcw Dark Blue Sapphire Tennis Bracelet in 14k yellow gold, 7 inch, by Marrow Fine
 
2.93tcw Dark Blue Sapphire Tennis Bracelet in 14k yellow gold, 7 inch, by Marrow Fine
Three blue sapphire tennis bracelets stacked on the wrist, including the 2.93tcw Dark Blue Sapphire
ONE-OF-A-KIND • READY TO SHIP
2.24tcw Green Sapphire Everyday Cuff – bezel-set green sapphires in a 14k yellow gold cuff bracelet, by Marrow Fine [Yellow Gold]
 
2.24tcw Green Sapphire Everyday Cuff – bezel-set green sapphires in a 14k yellow gold cuff bracelet, by Marrow Fine [Yellow Gold]
2.24tcw Green Sapphire Everyday Cuff and Curved Freeform Gold Cuff stacked on the wrist
ONE-OF-A-KIND • READY TO SHIP
1.76ct Pink Sapphire and Diamond Ring Stack – pink sapphire three-stone ring with two bands in 14k yellow gold, by Marrow Fine [Yellow Gold]
 
1.76ct Pink Sapphire and Diamond Ring Stack – pink sapphire three-stone ring with two bands in 14k yellow gold, by Marrow Fine [Yellow Gold]
1.76ct Pink Sapphire and Diamond Ring Stack worn on hand
ONE-OF-A-KIND • READY TO SHIP
2.26ct Black Diamond Stella Ring – black diamond with a white diamond halo in 14k yellow gold, by Marrow Fine [Yellow Gold]
 
2.26ct Black Diamond Stella Ring – black diamond with a white diamond halo in 14k yellow gold, by Marrow Fine [Yellow Gold]
2.26ct Black Diamond Stella Ring worn on hand [on hand]
ONE-OF-A-KIND • READY TO SHIP
2.62ct Sapphire and Diamond Ring with Tracer Band – magenta sapphire and trapezoid diamonds in 14k yellow gold, by Marrow Fine [Yellow Gold]
 
2.62ct Sapphire and Diamond Ring with Tracer Band – magenta sapphire and trapezoid diamonds in 14k yellow gold, by Marrow Fine [Yellow Gold]
2.62ct Sapphire and Diamond Ring with Tracer Band worn on hand [on hand]
ONE-OF-A-KIND • JILLIAN'S PICK