Sold202310.63Ct Koroit Boulder Opal Polished - Australian Opal - Freeform CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202342.54Ct Box of Australian Koroit Boulder Opal 21x12.7x5mmThousand Planet Auction House Treasure Auction Day, all major kinds of Mineral, you will find in today's auctions. Join us and add our auction into your calendar. Today auction including Artifacts, MiSee Sold Price
2023245Ct Koroit Boulder Opal Rough - Australian Opal - Freeform RoughThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202331.26Ct Box of Australian Koroit Boulder Opal 19x9.5x4Thousand Planet Auction House Treasure Auction Day, all major kinds of Mineral, you will find in today's auctions. Join us and add our auction into your calendar. Today auction including Artifacts, MiSee Sold Price
Sold20242.78Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonKsmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturiSee Sold Price
Sold202398Ct Koroit Boulder Opal Rough - Australian Opal - Freeform RoughThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202336.29Ct Box of Australian Koroit Boulder Opal 15x11.4x2.7mmThousand Planet Auction House Treasure Auction Day, all major kinds of Mineral, you will find in today's auctions. Join us and add our auction into your calendar. Today auction including Artifacts, MiSee Sold Price
Sold202331.27Ct Box of Australian Koroit Boulder Opal 11x9.4x4.3mmThousand Planet Auction House Treasure Auction Day, all major kinds of Mineral, you will find in today's auctions. Join us and add our auction into your calendar. Today auction including Artifacts, MiSee Sold Price
Sold202310.32Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonKsmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturiSee Sold Price
Sold202321.29Ct Koroit Boulder Opal Polished - Australian Opal - Pear CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202326.85Ct Koroit Boulder Opal Polished - Australian Opal - Pear CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
20236.24Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold2023107Ct Koroit Boulder Opal Rough - Australian Opal - Freeform RoughThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202312.05Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold20233.50Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202316.81Ct Koroit Boulder Opal Polished - Australian Opal - Pear CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold20237.50Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202314.18Ct Koroit Boulder Opal Polished - Australian Opal - Pear CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold20235.76Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold20234.75Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202351.30Ct Koroit Boulder Opal Rough - Australian Opal - Freeform RoughThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202319.19Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold20238.62Ct Koroit Boulder Opal Polished - Australian Opal - Oval CabochonThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
Sold202349.36Ct Koroit Boulder Opal Rough - Australian Opal - Freeform RoughThousand Planet Auction House Welcome to our auction house, today auction brought to you by Leharlequin Co., Ltd based in Bangkok, Thailand specialize in all kinds of opal and color gemstone both in mSee Sold Price
8 hrs LeftThousand Planet Auction HouseA Trio of Natural Koroit Boulder Opals, 99Ct, Direct from Queensland Mines$5
8 hrs LeftThousand Planet Auction HouseA Trio of Natural Koroit Boulder Opals, 87Ct, Direct from Queensland Mines$5
8 hrs LeftThousand Planet Auction HouseA Gleaming Koroit Boulder Opal Cabochon, Contemporary Australian Gemstone$5
8 hrs LeftThousand Planet Auction HouseA Gleaming Koroit Boulder Opal Cabochon, Contemporary Australian Gemstone$5
2 days LeftRipley AuctionsCustom 14K gold boulder opal and diamond link drop earrings 2 3/4"H x 1/2"W$100(1 bid)
May 22Hannam's Auctioneers LtdA collection of silver gemstone rings including Boulder Opal. 38 grams. O to S. (qty)£10
8 hrs LeftThousand Planet Auction HouseA Collection of Australian Boulder Opal Rub Rough Specimens, Direct from Winton Mine$5
May 18Treasure of Gems & JewelryNatural Multi Color Flashing Boulder Opal 31.58 Ct. Free Form Cabochon Shape 37 x 23 Mm. Gemstone$1
8 hrs LeftThousand Planet Auction HouseA Collection of Australian Boulder Opal Rub Rough Specimens, Direct from Winton Mine$5
2 days LeftRipley AuctionsEstate 14k yellow gold openwork freeform floral earrings with boulder opal and diamond accents. 1"H$50(1 bid)