18K White Gold Tanzanite Diamond Ring 8.45 ct – Oval Cut (Unisex)

This 18K white gold tanzanite and diamond ring featuring an 8.45 carat natural oval cut tanzanite (12 × 16 mm) is a striking piece of luxury fine gemstone jewelry designed to showcase exceptional size, color, and brilliance. The vivid blue tanzanite forms the centerpiece of the ring, surrounded by a refined diamond halo that enhances its depth and luminosity.

Designed as a unisex ring suitable for both men and women, this piece combines bold gemstone presence with a balanced and elegant design, making it ideal as a statement ring or signature luxury accessory.

Tanzanite is a rare single-origin gemstone found only in Tanzania, prized for its rich blue-violet tones and unique optical character. Larger stones of this caliber are especially sought after, making this ring a standout piece in any fine jewelry collection.

The tanzanite in this ring has undergone standard heat treatment (commonly applied to all natural tanzanite gemstones) to enhance its characteristic color.

Gemstone Details

Tanzanite
8.45 carats
Oval cut (12 × 16 mm)
VS (AAAAA) clarity
Natural tanzanite

Diamond Accents

0.60 carats total weight
Natural round-cut diamonds
SI clarity (G–H color)

The diamonds form a refined halo around the center stone, adding brilliance while maintaining a balanced and elegant design.

Craftsmanship & Materials

Solid 18K white gold
Approximate gold weight: 4.67 grams
Handcrafted fine gold jewelry

This piece is designed as a luxury unisex statement ring, combining impressive gemstone size with refined craftsmanship, making it ideal for collectors, special occasions, or distinctive high-end wear.

Customization

Additional ring sizes are available upon request.
This design can also be crafted in 18K yellow gold and rose gold according to individual preference.

Important Information

As each piece is handcrafted, minor variations in gold weight and gemstone weight (±10%) may occur.