13.70 Carat Bicolour Tourmaline

From the storied gemstone landscapes of Afghanistan comes this remarkable 13.70 carat natural bicolour tourmaline, a gemstone where two tones coexist in perfect equilibrium. Its refined cushion cut, balanced proportions, and loupe-clean clarity allow contrast to unfold with precision and calm authority.

Key Features:
Colour: Bicolour – a natural dialogue of hues, vivid yet composed
Weight: 13.70 carats – commanding presence with elegant balance
Dimensions: 12.89 × 12.64 × 11.07 mm – sculptural proportions for bespoke high jewellery
Cut: Cushion – crafted to enhance depth, symmetry, and colour expression
Clarity: Loupe clean – flawless transparency
Treatment: No heat, no treatment – 100% natural purity

A gemstone of composed contrast and timeless refinement — where duality becomes design and colour finds its balance. Destined to anchor a bespoke high-jewellery creation defined by precision, individuality, and enduring elegance.