Intense Orange-Red Mogok Spinel 1.37ct | Untreated | Eye-Clean | UK

A 1.37ct intense orange-red natural spinel from Mogok, Myanmar — untreated and eye-clean. Strong colour saturation, eye-clean clarity, and confirmed Mogok provenance. The face-up size of 6.4 × 6.1mm gives it broad setting compatibility.

Product Details

• Colour: Intense Orange-Red
• Weight: 1.37ct
• Origin: Mogok, Myanmar
• Clarity: Eye-Clean (AAA)
• Dimensions: 6.4 × 6.1 × 3.9mm
• Mineral: Natural Spinel
• Hardness: 8 (Mohs scale)
• Treatments: None
• Product Code: G0013

Our Clarity Grading

• AAA+: Loupe-clean
• AAA: Eye-clean (no inclusions visible to the naked eye)
• AA: Slight inclusions
• A: Moderate inclusions

Why Intense Orange-Red Spinel?

Intense orange-red is one of the most desirable and commercially active colours in the spinel market. The combination of warm saturation, natural brilliance, and no treatment requirement makes it a legitimate alternative to high-value ruby for designers and collectors who understand the stone. Eye-clean material at 1.37ct from Mogok is not commonly found at retail. Suitable as a bespoke engagement ring centrepiece, a collector addition, or a trade buy for a specific jewellery commission.

About Natural Spinel Gem

We specialise in natural untreated spinel, sourced directly from small-scale miners in Mogok, Myanmar — one of the world's most celebrated gem origins. Gemstones are hand-cut locally. All gemstones are available for private viewing across London at your business premises or by appointment at Hatton Garden.