Certificate Lab

Browse certified gemstones by laboratory, including GIA, GRS, Gübelin, Lotus, AGL, AIGS, GIT, GUILD, GIL and ICALAB reports issued for our coloured stones.

AGL

Mozambique ruby and Paraiba tourmaline from our collection, each accompanied by a report from the American Gemological Laboratories.

AIGS

Blue, yellow and pink sapphire with Mozambique ruby and Paraiba tourmaline, each with an Asian Institute of Gemological Sciences report.

GIA

Alexandrite, demantoid garnet, Paraiba and chrome tourmaline and Mozambique ruby, each accompanied by a Gemological Institute of America report.

GIL

Mozambique ruby accompanied by GIL laboratory reports, selected at STARLANKA for colour and clarity. Browse certified rubies with full disclosure.

GIT

Blue, pink and purple sapphire with Paraiba and green tourmaline, each documented by a GIT laboratory report. Explore the selection at STARLANKA.

GRS

Mozambique ruby, padparadscha sapphire, alexandrite, Paraiba tourmaline and aquamarine, each accompanied by a GRS laboratory report. Explore the selection.

GUBELIN

Mozambique ruby accompanied by a Gubelin laboratory report, chosen for saturation and clarity. Browse fine certified rubies at STARLANKA.

GUILD

Mozambique ruby and chrysoberyl accompanied by GUILD laboratory reports, selected for colour and transparency. Explore the collection at STARLANKA.

ICALAB

Mozambique ruby, blue and yellow sapphire, blue zircon and aquamarine, each accompanied by an ICALAB report. Browse certified stones at STARLANKA.

LOTUS

Mozambique ruby, rubellite tourmaline and tanzanite, each accompanied by a Lotus laboratory report. Discover these stones at STARLANKA.