Warm-Toned Tanzanite, Sapphire and Diamond Ring 1.22tcw 14kt Yellow Gold

This Warm-Toned Tanzanite, Sapphire and Diamond Ring centres a convex-cut natural tanzanite displaying the warmer end of the stone's natural trichroism, framed by round natural blue sapphires and round diamonds for a total carat weight of 1.22tcw in 14kt yellow gold. Where most tanzanite jewelry emphasises the classic blue-violet colour axis (typically achieved by setting the stone in white gold or platinum), this ring leans deliberately into tanzanite's burgundy axis, the centre stone reads with warm undertones rather than cool blue, producing a colour palette closer to a garnet-toned or cognac-coloured gemstone than to traditional tanzanite. The blue sapphire accents add a contrasting cool tone that highlights the centre's warmth.

Ring at a Glance

• Center stone: Convex-cut natural tanzanite (warm/burgundy trichroic axis)
• Accent stones: Natural blue sapphires + natural round diamonds
• Total carat weight: 1.22tcw
• Metal: 14kt yellow gold (purity 585)
• Stone origin: Tanzania
• Style: Distinctive warm-toned tanzanite cocktail ring
• SKU: TAndCO-0037

About the Tanzanite

The centre stone is a natural tanzanite from Tanzania. Tanzanite is famously trichroic, the same stone displays three colours (blue, violet, burgundy) depending on viewing angle. Most tanzanite jewelry showcases the blue-violet colour combination, the cuts and settings are chosen to amplify those axes. This ring takes a different approach: the convex cut and yellow gold setting both work to emphasise tanzanite's burgundy/warm axis, producing a stone that reads with brown-violet warmth rather than cool blue. Both colour expressions are gemologically authentic, the burgundy axis is part of tanzanite's natural pleochroism, not a different stone or treatment artifact. Tanzanite registers 6.5-7 on the Mohs hardness scale.

About the Setting

The 14kt yellow gold setting (585 purity) holds the convex-cut centre tanzanite with prong-set blue sapphire accents and round diamond accents. The blue sapphires are particularly important to the colour story: they add a cool counterpoint to the warm-toned centre, the contrast between blue sapphire accents and burgundy-toned tanzanite centre creates more visual depth than a single-tonality piece would carry. The yellow gold reinforces the warm character of the ring overall.

Why Shop With Treasured & Co.

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• ✔ Available in standard sizes, complimentary fitting consultations on request
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What Is Trichroic Tanzanite

Tanzanite is one of the most strongly trichroic gemstones used in fine jewelry, the term means the stone displays three distinct colours depending on the viewing angle. Tanzanite's three trichroic colours are blue, violet, and burgundy/red-brown. Most commercial tanzanite is cut and set to emphasise the blue and violet axes (which produce the classic blue-violet appearance most buyers associate with the stone). Tanzanite displaying the burgundy axis prominently is less common in mainstream jewelry but is genuinely tanzanite and gemologically distinct from green or brown zoisite varieties (anyolite or thulite). For buyers who want a tanzanite piece that doesn't look like every other tanzanite ring, the warm-toned end of tanzanite's colour spectrum offers a different path.

Frequently Asked Questions

Is this tanzanite natural?

Yes. The centre stone is natural mined tanzanite from Tanzania. Like virtually all commercial tanzanite, the stone is heat-treated to develop colour from the raw material, this is a standard accepted trade practice.

Why does this tanzanite look brown/burgundy rather than blue?

Tanzanite is famously trichroic, displaying three colours (blue, violet, burgundy) from different angles. Most commercial tanzanite jewelry is cut and set to emphasise the blue-violet end of the spectrum. This ring is deliberately set to emphasise the burgundy/warm-toned end of tanzanite's natural colour range, the convex cut and yellow gold setting both support this. The stone is genuinely tanzanite, not a different gemstone, the colour is part of tanzanite's natural pleochroism.

Are the blue sapphires natural?

Yes. The blue sapphire accents are natural mined stones, providing a cool-tone contrast to the warm centre tanzanite.

Is this an engagement ring or a cocktail ring?

It can be either. The 1.22tcw stone weight and substantial 14kt yellow gold setting place it in cocktail-ring scale, but the warm-toned tanzanite centre with sapphire accents also reads as a distinctive engagement piece for buyers who want something different from a conventional blue tanzanite or sapphire engagement ring.

Can I view this in person?

Yes. Available for in-store viewing at Treasured and Co., 30-06 Steinway St, Astoria, NY 11103. Hours: Mon-Sat 10:30AM-6:30PM, Sun 11:30AM-5:30PM. Call (718) 956-0001 to confirm.