Alfonso Mazzuchelli Gems

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Loose Oval Cut Aquamarine Gemstone: Loose faceted gemstone appearing to be aquamarine, featuring a delicate pale blue hue and worked into a classic oval cut. The stone exhibits standard crown and pavilion faceting. Internal characterist

2026

Loose Oval Cut Aquamarine Gemstone

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

1.05ct Spessartite Garnet Gemstone: 1.05ct Spessartite Garnet Gemstone measuring 6 x 6mm. Spessartite garnet is celebrated as the "Garnet of the Sun." Spiritually, this rare, fiery orange gem is a powerful stone of manifestation, creati

2026

1.05ct Spessartite Garnet Gemstone

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

1.25ct Blue Apatite Gemstone: 1.25ct Blue Apatite. It is a powerful crystal best known for clearing mental fog, boosting motivation, and enhancing communication. It is widely used to stimulate the throat and third-eye chakras, hel

2026

1.25ct Blue Apatite Gemstone

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

14.52 Ct Natural Blue Tint Moonstone Marquise Cab: Weight - 14.52 Ct / Size - 25.80 x 10.00 x 7.10 mm / Shape - Marquise Cab / Clarity - Semi-Transparent / Origin - India / Treatment - None

2026

14.52 Ct Natural Blue Tint Moonstone Marquise Cab

Bangkok, TH

Gems Auction

4.7

(487)

2.10 Ct Natural Blue Fire Opal Oval Cut: Weight - 2.10 Ct / Size - 10.80 x 8.70 x 5.70 mm / Shape - Oval Cut / Color - Blue / Transparency - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

2.10 Ct Natural Blue Fire Opal Oval Cut

Bangkok, TH

Gems Auction

4.7

(487)

20.80 Ct Natural Picture Jasper Quartz Round Cab: weight - 20.80 Ct / Dimensions - 19.00 x 19.00 x 7.90 mm / Shape & Cut - Excellent Round Cab / Origin - Brazil / Comments - None

2026

20.80 Ct Natural Picture Jasper Quartz Round Cab

Bangkok, TH

Gems Auction

4.7

(487)

23.59 Ct Natural Moracean Fossil Jasper Quartz Trillion Cab: weight - 23.59 Ct / Dimensions - 30.00 x 25.50 x 4.30 mm / Shape & Cut - Excellent Trillion Cab / Origin - Brazil / Comments - None

2026

23.59 Ct Natural Moracean Fossil Jasper Quartz Trillion Cab

Bangkok, TH

Gems Auction

4.7

(487)

16.11 Ct Natural Multicolor Flourite Cushion Cab: weight - 16.11 Ct / Size - 20.30 x 13.60 x 5.30 mm / Shape - Cushion Cab / Origin - Brazil / Treatment - None

2026

16.11 Ct Natural Multicolor Flourite Cushion Cab

Bangkok, TH

Gems Auction

4.7

(487)

1.80 Ct Natural Multicolor Welo Opal Top Fire Oval Cab Pair: Weight - 1.80 Ct / Dimensions - 7.80 x 5.90 x 3.90 mm / 2 Pc's / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

1.80 Ct Natural Multicolor Welo Opal Top Fire Oval Cab Pair

Bangkok, TH

Gems Auction

4.7

(487)

17.12 Ct Natural Montana Agate Pear Cab: weight - 17.12 Ct / Dimensions - 19.20 x 21.00 x 5.60 mm / Shape & Cut - Excellent Pear Cab / Origin - Brazil / Comments - None

2026

17.12 Ct Natural Montana Agate Pear Cab

Bangkok, TH

Gems Auction

4.7

(487)

21.30 Ct Natural Purple Amethyst Round Cab: Weight - 21.30 Ct / Dimensions - 19.30 x 19.30 x 7.70 mm / Shape - Round Cab / Color - Purple / Clarity - Transparent / Origin -Brazil / Treatment - Heated

2026

21.30 Ct Natural Purple Amethyst Round Cab

Bangkok, TH

Gems Auction

4.7

(487)

23.09 Ct Natural Moracean Fossil Jasper Quartz Oval Cab: weight - 23.09 Ct / Dimensions - 32.00 x 19.80 x 4.40 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

2026

23.09 Ct Natural Moracean Fossil Jasper Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

12.17 Ct Natural Orange Banded Agate Pear Cab: weight - 12.17 Ct / Dimensions - 19.70 x 13.80 x 6.10 mm / Shape & Cut - Excellent Pear Cab / Origin - Brazil / Comments - None

2026

12.17 Ct Natural Orange Banded Agate Pear Cab

Bangkok, TH

Gems Auction

4.7

(487)

24.29 Ct Natural Tiger Eye Oval Cab: Weight - 24.29 Ct / Dimensions - 32.00 x 16.30 x 5.80 mm / Top Class Quality / Oval Cab / Origin - Burmese / Comments - None

2026

24.29 Ct Natural Tiger Eye Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

2.45 Ct Natural Pinkish Red Ruby Octagon Cut: Weight - 2.45 Ct / Dimensions - 7.40 x 5.50 x 4.50 mm / Shape - Octagon Cut / Color - Red / Clarity - Opaque / Origin - Mozambique / Comments - Color Enhanced by Glass Filling

2026

2.45 Ct Natural Pinkish Red Ruby Octagon Cut

Bangkok, TH

Gems Auction

4.7

(487)

22.60 Ct Natural Bloodstone Jasper Quartz Oval Cab: weight - 22.60 Ct / Dimensions - 29.00 x 18.10 x 5.70 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

2026

22.60 Ct Natural Bloodstone Jasper Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

13.63 Ct Natural Moracean Fossil Jasper Quartz Trillion Cab: weight - 13.63 Ct / Dimensions - 25.90 x 21.40 x 4.10 mm / Shape & Cut - Excellent Trillion Cab / Origin - Brazil / Comments - None

2026

13.63 Ct Natural Moracean Fossil Jasper Quartz Trillion Cab

Bangkok, TH

Gems Auction

4.7

(487)

11.89 Ct Natural Labradorite Round Cut Beads: Weight - 11.89 Ct / Dimensions - 3.20 - 3.30 mm / 52 Pc's / 6.25" inches / Shape - Excellent Round Cut beads / Clarity - Opaque / Origin - Africa / Treatment - None

2026

11.89 Ct Natural Labradorite Round Cut Beads

Bangkok, TH

Gems Auction

4.7

(487)

12.02 Ct Natural Orange Banded Agate Oval Cab: weight - 12.02 Ct / Size - 20.00 x 11.20 x 6.20 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

12.02 Ct Natural Orange Banded Agate Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

16.16 Ct Natural Larvikite Quartz Oval Cab: Weight - 16.16 Ct / Dimensions - 29.00 x 14.00 x 4.60 mm / Shape - Excellent Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

16.16 Ct Natural Larvikite Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

25.07 Ct Natural Solar Coral Cushion Cab: weight - 25.07 Ct / Size - 28.00 x 22.50 x 6.80 mm / Shape - Excellent Cushion Cab / Origin - Brazil / Treatment - None

2026

25.07 Ct Natural Solar Coral Cushion Cab

Bangkok, TH

Gems Auction

4.7

(487)

17.65 Ct Natural Moracean Seam Agate Oval Cab: weight - 17.65 Ct / Dimensions - 23.00 x 14.40 x 5.70 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

2026

17.65 Ct Natural Moracean Seam Agate Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

5.79 Ct Natural Blue Tint Moonstone Oval Cab: Weight - 5.79 Ct / Size - 15.00 x 11.10 x 4.60 mm / Shape - Oval Cab / Clarity - Semi-Transparent / Origin - India / Treatment - None

2026

5.79 Ct Natural Blue Tint Moonstone Oval Cab

Bangkok, TH

Gems Auction

4.7

(487)

16.89 Ct Natural Purple Amethyst Round Cab: Weight - 16.89 Ct / Dimensions - 15.90 x 15.90 x 8.10 mm / Shape - Round Cab / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

16.89 Ct Natural Purple Amethyst Round Cab

Bangkok, TH

Gems Auction

4.7

(487)

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Gems Auctions

14KY&W Gold Tanzanite and Diamond Swirled Pendant

18K Emerald and Diamond Halo Ring Signed Iliana

Ruby and Diamond Marquise-Cut Doorknocker Earrings

Trending Colored Gems Plus Fine Jewelry Sale

Bidfair Fine Jewelry

Ends from:

Vero Beach, FL, US

Auction Cover

Auction Cover

Auction Cover

Silk Road Gems: Asian Art Across Time

harbor auction inc

Starts on:

Eastvale, CA, US

UNIQUE BERTONI HANDCRAFTED award winning DESIGNER BRANCH RING 18K YELLOW GOLD & ONYX with diamonds

Large unique Lemon Quartz

Estate Opal and Sapphire 14k yellow flower ring

Jewels & Gems, Then & Now

Bertoni Gallery LLC

Starts on:

Warwick, NY, US

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