Trigons sometimes can be seen on a rough diamond's surface or even on a polished diamond's surface.
A reputable and independent laboratory, our experienced certified gemologists perform tests on diamonds, coloured stones, jade and pearls using the latest analytical tools and state-of-art equipment.
A2-10-3, SOHO Suite KLCC, 20 Jalan Perak, 50450 Kuala Lumpur
