OOAK

94 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.
3.75ct Pear Shape Paraíba-Type Tourmaline & Diamond Ring in Platinum
6.14ct Square Emerald Cut Sapphire & Diamond Baguette Ring in Platinum
6.36ct Cushion Tanzanian Pink Spinel & Diamond Ring
Award Winning 2.55ct Emerald Cut Colombian Emerald & Diamond Ring
Exquisite 9.50ct Oval Brilliant Ceylon Sapphire & Diamond Ring
4.09ct Purplish-Pink Cushion Sapphire & Diamond Ring in Platinum
6.61 Unheated Teal Sapphire & Diamond Ring
1.58ct Cushion Natural Alexandrite & Diamond Ring in Platinum
Colombian Emerald & Diamond Dangle Earrings in Platinum
2.74ct Heart Shape Spinel, Ruby, & Diamond Necklace
3.37ct Pear Shape Orange-Red Tanzanian Spinel & Diamond Necklace
2021 AGTA Spectrum Award Winning 3.58ct Cushion Hot Pink Spinel & Diamond Ring
3.17ct Cushion Spinel & Diamond Ring
5.37ct Oval Black Opal, Tanzanite, & Diamond Ring
4.50ct Cushion Ceylon Sapphire & Diamond Ring
3.13ct Square Emerald Cut Sapphire & Diamond Brushed 18K Yellow Gold Ring
4.04ct Oval Sapphire & Diamond Vintage-Inspired Platinum Ring
"A Kaleidoscope of Green" 2023 AGTA Award Winning 2.15ct Oval Australian Black Opal, Tsavorite, & Diamond Ring
"Sparkling Rosé" 2024 Spectrum Award Winning 2.05ct Emerald Cut Pink Spinel, Pink Sapphire, & Diamond Ring in Platinum & 18K Rose Gold
6.34ct Australian Opal & Diamond Ring in 18K Yellow Gold
4.58ct Cushion Pink Spinel & Diamond Three-Stone Ring in Platinum
Slithering 1.68ct Trillion Brazilian Emerald Snake Ring in Platinum
8.66 Emerald Cut Greyish-Purple Spinel & Diamond Ring
Award Winning 3.00ct Kite Shaped Grey Spinel & Diamond Ring
2.34ctw Pear Shape Ruby & Diamond Flower Ring in Platinum
3.14ct Cushion Purple Spinel & French Cut Baguette Diamond Ring
2.28ct Pear Shape Pink Sapphire & Diamond Drop Pendant
12.42ct Emerald Cut Brazilian Pink & Lavender Bi-Color Tourmaline & Diamond Earrings
14K Yellow Gold Australian Boulder Opal, Montana Sapphire, & Diamond Bolo Tie
10.92ct Cushion Blue Zircon & Diamond Enhancer Pendant in 18K Yellow Gold
One-of-a-Kind Opal & Tanzanian Mint Garnet Dangle Earrings in 18k Yellow Gold
2.09ct Cushion Purple Pink Sapphire & Diamond Necklace
1.64ct Oval Blue-Green Montana Sapphire & Diamond Ring in 18K Yellow Gold
3.65ct Rainbow Moonstone, Lagoon Tourmaline , and Diamond Necklace in 18K Yellow Gold
Slithering 1.92ct Marquise Pink Sapphire Snake Ring in 18K Yellow Gold
10.39ct Oval Blue Sheen Moonstone Cabaochon & Diamond Ring
1.78ct Emerald Cut Pink Sapphire & Diamond Three Stone Ring
1.69ct Fancy Pear Shape Bi-Color Montana Sapphire & Diamond Pendant in 18K Yellow Gold
1.05ct Square Emerald Cut Emerald & Diamond Ring
37.68ct Persian Turquoise & Diamond Star Necklace in 14K Yellow Gold