OOAK

99 products

Rare gemstones & diamonds hand-selected by Nikki for their rich intensity and dynamic brilliance are set by hand in these unrivalled elegant One-of-a-Kind Nicole Mera jewels, which find their perfect expression by illuminating the wearer.
5.23ct Emerald Cut Bi-Color Pink & Lavender Brazilian Tourmaline & Diamond Ring
1.91ct Cushion Pink Spinel & Double Diamond Halo Stud Earrings in 18K Rose Gold
151.75ct Round Australian "Ocean Sunset" Boulder Opal - Loose
2.57ct Mint Garnet Heart Shaped Gemstone Bezel & Diamond Ring
17.30ct Pink Tourmaline Cabochon, Spessartite Garnet, Rainbow Sapphire, & Diamond Ring in 18K Yellow Gold
14K Yellow Gold Montana Agate & Montana Sapphire Dangle Earrings
3.34ct Round Moonstone Cabochon & Diamond Three Stone Ring
14K Yellow Gold Montana Agate & Montana Sapphire 2-Stone Double Ring
14K Yellow Gold Australian Opal & Montana Sapphire Thunderbird Bolo Ring
182.68ct Freeform Australian Koroite Boulder Opal - Loose
"Bird in the Montana Sky" 14K Yellow Gold Montana Agate & Diamond Bolo Ring & Pendant
14K Yellow Gold Montana Agate & Orange Sapphire Sun Dangle Earrings
2.64ct Emerald Cut Aquamarine & Diamond Ring in Platinum
129.09ct Freeform Australian Boulder Opal - Loose
17.77ct Freeform Australian Boulder Opal & Tanzanite Necklace
2.76ct Oval Rubellite Tourmaline & Diamond Stud Earrings in 14k Yellow Gold
Sale
1.49ct Emerald Cut Rubellite & Diamond Three Stone Ring
14K Yellow Gold Montana Agate & Montana Sapphire Necklace
14K Yellow Gold 15.10ct Oval Montana Agate Ring
3.67ct Freeform Australian Boulder Opal & Diamond Ring in Platinum
0.73ct Hexagon Diamond Bezel Necklace in 18K Yellow Gold
3.09ct Cushion Mahenge Garnet Pendant in 18K White Gold
Blue Zircon, Chrysoberyl, and Rubellite Tourmaline Dangle Bezel Earrings in 18K Yellow Gold
14K Yellow Gold Montana Agate & Montana Sapphire Dangle Earrings
14K Yellow Gold 28.50ct Australian Boulder Opal Bolo Ring
14K Yellow Gold Montana Agate & Montana Sapphire Ring
6.67ct Freeform Australian Boulder Opal & Diamond Ring
Gold & Smoke Australian Boulder Opal, Blue Zircon, & Diamond Necklace in 14K Yellow Gold
3.06ctw Pear Shape Rose Cut Black Diamond Stud Earrings in 18K Yellow Gold
109.81ct Freeform Australian Boulder Opal - Loose
Sale
1.52ct Hexagon Teal Sapphire & Diamond Necklace
12.85ct Australian Boulder Opal Necklace in 14K Yellow Gold
2.30ct Australian Boulder Opal Pendant/Charm in 14K Yellow Gold
3.20ct Australian Oval Opal & Diamond Star Two-Stone Ring in 14K Yellow Gold
5.86ct Trillion Spice Zircon Bezel Gemstone & Diamond Lariat Necklace in 18K Yellow Gold
5.57ct Freeform Australian Boulder Opal Ring in 14K Yellow Gold
9.68ctw Australian Boulder Opal & Montana Sapphire Dangle Earrings
0.56ct Portrait Kit Cut Yellow-Orange Montana Sapphire Bezel Necklace
1.62ctw Square Tsavorite Garnet Bezel Stud Earrings in 18K Yellow Gold
Sale
1.81ct Pear Shape Tanzanite & Diamond Two-Stone 18K Gold Ring