Alfonso Mazzuchelli Gems

(9,000+ price results)

Sort by:

Most Relevant

Loose Diamond - Round 2.07ct E VS1: Loose Diamond - Round 2.07ct E VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: Round Carats: 2.07 Color: E Clarity: VS1 Certification: IGI Condition: Pre-Owned PLEASE

2026

Loose Diamond - Round 2.07ct E VS1

New York, NY

Bidhaus

4.3

(877)

Natural Colombian Emerald 64 Carats Lot: The lot features a Natural Colombian Emerald 64 Carats Lot with 64 carats natural Colombian emeralds.

2026

Natural Colombian Emerald 64 Carats Lot

Atlanta, GA

Gallery 63

4.6

(294)

Loose Diamond - Round 1.1ct D VS1: Loose Diamond - Round 1.1ct D VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: Round Carats: 1.1 Color: D Clarity: VS1 Certification: IGI Condition: Pre-Owned PLEASE NO

2026

Loose Diamond - Round 1.1ct D VS1

New York, NY

Bidhaus

4.3

(877)

An Exquisite Filigree and Gilding Inlaid?? Pendant,Inlaid Gems: An Exquisite Filigree and Gilding Inlaid玉 Pendant,Inlaid Gems,Qing Dynasty,China,Size:4.3inx2.8inx0.2in,Weight:70g,花丝鎏金镶玉挂件,嵌ê

2026

An Exquisite Filigree and Gilding Inlaid?? Pendant,Inlaid Gems

Eastvale, CA

harbor auction inc

4.6

(118)

Lt3 ANTQ 10K Gold Hat Pins: 3 Antique Victorian and Edwardian Era Circa 1880-1910 10K Gold Hat Pins. Not Marked but Tested with XRF Analyzer. Includes Crescent Moon and Star with Blue Gem and Pearls, Floral Design with Miner's C

2026

Lt3 ANTQ 10K Gold Hat Pins

Mount Kisco, NY

The Benefit Shop Foundation Inc.

4.4

(3.5k)

7 Grams Natural Garnet Crystals with Mother Rock ? Raw Mineral Specimen 25x16x15 mm: Beautiful 7 grams natural Garnet crystals still attached to their mother rock, featuring rich deep red tones and raw natural formation. Measuring 25x16x15 mm, this unique mineral specimen is perfect f

2026

7 Grams Natural Garnet Crystals with Mother Rock ? Raw Mineral Specimen 25x16x15 mm

Muscat, AE

Fantasy Jewelry

3.6

(154)

6.75 Carats watermelon tourmaline slices polished: 6.75 Carats watermelon tourmaline slices polishedShipping Rate: $23.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items pu

2026

6.75 Carats watermelon tourmaline slices polished

Muscat, AE

Fantasy Jewelry

3.6

(154)

16 Grams Natural Garnet Crystal ? Raw Red Garnet Mineral Specimen 30x19x17 mm: Beautiful 16 grams natural Garnet crystal featuring deep red tones and a raw, natural mineral formation. Measuring 30x19x17 mm, this striking specimen is perfect for crystal collectors, geology enthus

2026

16 Grams Natural Garnet Crystal ? Raw Red Garnet Mineral Specimen 30x19x17 mm

Muscat, AE

Fantasy Jewelry

3.6

(154)

2.14 ctw SI2 IGI Certified (ALL DIAMOND ARE LAB GROWN ) Round Cut Loose Dia: IGI Certified (ALL DIAMOND ARE LAB GROWN ) Round Cut Loose Diamond Weight :- 2.14 ctw color : F Clarity :-SI2 #3SS98560v15

2026

2.14 ctw SI2 IGI Certified (ALL DIAMOND ARE LAB GROWN ) Round Cut Loose Dia

Burbank, CA

Triple SSS Designs

4

(143)

1.20 Ct Natural Green Peridot Rectangle Cut: Weight - 1.20 Ct / Dimensions - 7.00 x 5.00 x 3.50 mm / Shape - Rectangle Cut / Color - Green / Clarity - VVS / Origin - Pakistan / Treatment - None

2026

1.20 Ct Natural Green Peridot Rectangle Cut

Bangkok, TH

Gems Auction

4.7

(486)

2.94 Ct Natural Yellow Flourite Cushion Cut: Weight - 2.94 Ct / Dimensions - 10.20 x 8.10 x 4.90 mm / Shape & Cut - Cushion Cut / Transparency - VVS / Origin - Brazil / Comments - None

2026

2.94 Ct Natural Yellow Flourite Cushion Cut

Bangkok, TH

Gems Auction

4.7

(486)

0.80 Ct Natural Citrine OCtagon Cut: Weight - 0.80 Ct / Dimensions - 7.00 x 5.00 x 3.30 mm / Shape & Cut - Octagon Cut / Color - Yellow / Transparency - VVS / Origin - Brazil / Comments - Heated

2026

0.80 Ct Natural Citrine OCtagon Cut

Bangkok, TH

Gems Auction

4.7

(486)

21.90 Ct Natural Blue Lapis Lazuli Oval Cab: Weight - 21.90 Ct / Dimensions - 32.00 x 23.00 x 3.20 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

21.90 Ct Natural Blue Lapis Lazuli Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

6.39 Ct Natural Almandite Garnet Round Beads: Weight - 6.39 Ct / Dimensions - 3.50 - 4.20 mm / 23 Pc's / Shape - Round Beads / Clarity - Transparent / Origin - Nigeria / Comments - None

2026

6.39 Ct Natural Almandite Garnet Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

11.02 Ct Natural Moss Agate Trillion cut: Weight - 11.02 Ct / Size - 16.40 x 15.90 x 7.80 mm / Shape - Excellent Trillion Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

11.02 Ct Natural Moss Agate Trillion cut

Bangkok, TH

Gems Auction

4.7

(486)

13.49 Ct Natural Purple Amethyst Oval beads: Weight - 13.49 Ct / Dimensions - 11.0x8.6 - 11.9x8.9 mm / 3 Pc's / Shape - Oval beads / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

13.49 Ct Natural Purple Amethyst Oval beads

Bangkok, TH

Gems Auction

4.7

(486)

2.68 Ct Natural Blue Topaz Square Octagon Cut: Weight - 2.68 Ct / Dimensions - 8.00 x 8.00 x 4.80 mm / Shape & Cut - Square Octagon Cut / Color - Blue / Transparency - VVS / Origin - Brazil / Comments - Irradiated

2026

2.68 Ct Natural Blue Topaz Square Octagon Cut

Bangkok, TH

Gems Auction

4.7

(486)

38.01 Ct Natural Mookaite Jasper Quartz Oval Cab: weight - 38.01 Ct / Size - 42.00 x 22.40 x 5.30 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

38.01 Ct Natural Mookaite Jasper Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

4.69 Ct Natural Pink Fire Opal Round Beads: Weight - 4.69 Ct / Size - 4.90 - 5.10 mm / 13 Pc's / Shape - Round Beads / Clarity - Transparent / Origin - Ethiopia / Treatment - Heated

2026

4.69 Ct Natural Pink Fire Opal Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

1.49 Ct Natural Blue Topaz Pear Drop: Weight - 1.49 Ct / Dimensions -7.60 x 5.30 x 5.30 mm / Shape & Cut - Pear Drop / Color - Blue / Transparency - VVS / Origin - Brazil / Comments - Irradiated

2026

1.49 Ct Natural Blue Topaz Pear Drop

Bangkok, TH

Gems Auction

4.7

(486)

10.00 Ct Natural Chrysocolla Pear Cab: weight - 10.00 Ct / Size - 26.00 x 14.10 x 3.30 mm / Shape - Excellent Pear Cab / Origin - Russia / Treatment - None

2026

10.00 Ct Natural Chrysocolla Pear Cab

Bangkok, TH

Gems Auction

4.7

(486)

7.40 Ct Natural Multicolor Turquoise Long Oval cab: Weight - 7.40 Ct / Size - 21.50 x 10.00 x 3.20 mm / Good Color / Oval Cab - Ready for Jewellery Setting / Origin - Egypt / Treatment - None

2026

7.40 Ct Natural Multicolor Turquoise Long Oval cab

Bangkok, TH

Gems Auction

4.7

(486)

33.13 Ct Natural Jasper Quartz Pear Cab: weight - 33.13 Ct / Dimensions - 29.00 x 28.00 x 5.60 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

33.13 Ct Natural Jasper Quartz Pear Cab

Bangkok, TH

Gems Auction

4.7

(486)

10.94 Ct Natural Multicolor Turquoise Fancy Cab: Weight - 10.94 Ct / Dimensions - 21.00 x 12.00 x 4.80 mm / Shape - Fancy Cab / Color - Multicolor / Transparency - Opaque / Origin - Egypt / Treatment - None

2026

10.94 Ct Natural Multicolor Turquoise Fancy Cab

Bangkok, TH

Gems Auction

4.7

(486)

View:

24

Gems Auctions

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

Large Lemon Quartz

Estate Opal and Sapphire 14k yellow flower ring

Jewels & Gems, Then & Now

Bertoni Gallery LLC

Starts on:

Warwick, NY, US

Auction Cover

Auction Cover

Auction Cover

Silk Road Gems: Asian Art Across Time

harbor auction inc

Starts on:

Eastvale, CA, US

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

TOP