gem dragon auctions

tanzanite - tanzania

aquamarine - madagascar

orthoclase - madagascar

opal - olympia field , australia

color change garnet - kenya

yellow diamonds gem cube

merelani mint garnets - tanzania

umbalite garnet - tanzania

tanzanite crystal - tanzania

andalusite - brazil

spinel - vietnam

malaya garnet - madagascar

unheated tanzanite - tanzania

grossular garnet - sri lanka

umba sapphire - tanzania (unheated)

tsavorite garnet- tanzania

teal green synthetic spinel

mexican fire opals

webbed variscite - australia

zircon - cambodia