Designer Jewelry , GIA Loose Diamonds & Alien Artifacts by Reserve Stock Auctions

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Designer Jewelry , GIA Loose Diamonds & Alien Artifacts

Start: Jul 12, 2026 12:00PM EDT

Auction ended

View Catalog (135)

Many of our jewelry lots are in Brand New in Unworn Condition. Many are set with Natural Earth Minded Diamonds and Natural Earth Mined Gemstones. Our Jewelry is made of solid gold in *10KT, *14KT and *18KT or Platinum. Most of our Watches are Brand New or in Excellent pre-owned condition. All Lots Have A Reserve Price. If Reserve is not met the lot will be passed to another auction. Please read full descriptions for all lot details. ** All Bidders Must have a Credit Card on File to be approved to bid**. Any Bidders with *Red Flags* Will Not Be Allowed to attend any of our Auctions.

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0.27 ct. Tiffany & CO. Diamond Solitaire Ring Set in Platinum

Lot 98

0.27 ct. Tiffany & CO. Diamond Solitaire Ring Set in Platinum

Estimate

$2,454 - $3,890

Unsold

Woman's Heart Locket Pendant with Cross in 14K Two Tone Gold

Lot 99

Woman's Heart Locket Pendant with Cross in 14K Two Tone Gold

Estimate

$1,239 - $1,827

Unsold

3.03 ct. Natural Round Diamond Inside-Out Hoops in 14K White Gold

Lot 100

3.03 ct. Natural Round Diamond Inside-Out Hoops in 14K White Gold

Estimate

$7,987 - $9,585

Unsold

GIA 3.12 ct. Colombian Emerald & Diamond Fashion Ring set in Platinum

Lot 101

GIA 3.12 ct. Colombian Emerald & Diamond Fashion Ring set in Platinum

Estimate

$10,322 - $12,387

Unsold

GIA Natural 1.00 ct. Round Brilliant E, VVS2

Lot 102

GIA Natural 1.00 ct. Round Brilliant E, VVS2

Estimate

$7,190 - $9,370

29 Bids

Unsold

1.70 ct. Oval Sapphires & Diamonds -J- Style Earrings Set in 14K White Gold

Lot 103

1.70 ct. Oval Sapphires & Diamonds -J- Style Earrings Set in 14K White Gold

Estimate

$5,660 - $7,170

14 Bids

Unsold

Alien Carved Skull From Tula Mexico Temple 40730 Years Old Carbon Dated

Lot 104

Alien Carved Skull From Tula Mexico Temple 40730 Years Old Carbon Dated

Estimate

$250,000 - $350,000

Unsold

0.20 ct. Tiffany & Co. Diamond Solitaire Engagement Ring Set in Platinum

Lot 105

0.20 ct. Tiffany & Co. Diamond Solitaire Engagement Ring Set in Platinum

Estimate

$2,079 - $2,515

Unsold

GIA 5.73 ct. Oval Cut Alexandrite & Diamond Ballerina Ring in Platinum

Lot 106

GIA 5.73 ct. Oval Cut Alexandrite & Diamond Ballerina Ring in Platinum

Estimate

$17,849 - $20,575

10 Bids

Unsold

Cartier Love Band Set in 18K White Gold

Lot 107

Cartier Love Band Set in 18K White Gold

Estimate

$2,197 - $2,965

9 Bids

Unsold

Crystal Carved Skull Form "Tula Mexico" Archaeological Find 34170 Years Old

Lot 108

Crystal Carved Skull Form "Tula Mexico" Archaeological Find 34170 Years Old

Estimate

$250,000 - $350,000

Unsold

GIA 4.29 ct. Oval Cut Sapphire & Diamond Cocktail Ring Set in Platinum

Lot 109

GIA 4.29 ct. Oval Cut Sapphire & Diamond Cocktail Ring Set in Platinum

Estimate

$8,968 - $11,360

Unsold

GIA 3.00 ct. Natural Round Diamond Stud Earrings in 14K White Gold VS , F

Lot 110

GIA 3.00 ct. Natural Round Diamond Stud Earrings in 14K White Gold VS , F

Estimate

$52,975 - $57,971

Unsold

GIA 1.62 ct. Asscher Cut Diamond Engagement Ring set in Platinum

Lot 111

GIA 1.62 ct. Asscher Cut Diamond Engagement Ring set in Platinum

Estimate

$10,475 - $12,580

Unsold

GIA 3.03 ct. No Heat Sri Lanka Sapphire & Diamond Bypass Ring set in 18K White Gold

Lot 112

GIA 3.03 ct. No Heat Sri Lanka Sapphire & Diamond Bypass Ring set in 18K White Gold

Estimate

$8,985 - $10,782

Unsold

GIA 4.00 ct. No Heat Ceylon Sapphire & Diamond Fashion Ring Set in Platinum

Lot 113

GIA 4.00 ct. No Heat Ceylon Sapphire & Diamond Fashion Ring Set in Platinum

Estimate

$8,987 - $10,785

5 Bids

Unsold

Men's 8.0" Miami Cuban Link 1.5mm ID Bracelet in 14K Yellow Gold

Lot 114

Men's 8.0" Miami Cuban Link 1.5mm ID Bracelet in 14K Yellow Gold

Estimate

$3,179 - $4,017

11 Bids

Unsold

Zodiac-Cancer Stud Earrings with Screw Backs in 14K Yellow Gold

Lot 115

Zodiac-Cancer Stud Earrings with Screw Backs in 14K Yellow Gold

Estimate

$279 - $512

1 Bid

Unsold

6.0mm Round Ruby Screw Back Stud Earrings (JUL) in 14K Yellow Gold

Lot 116

6.0mm Round Ruby Screw Back Stud Earrings (JUL) in 14K Yellow Gold

Estimate

$1,289 - $1,759

Unsold

1.00 ct. Natural Round Diamond Cross Pendant With 18" Chain in Platinum

Lot 117

1.00 ct. Natural Round Diamond Cross Pendant With 18" Chain in Platinum

Estimate

$2,920 - $3,760

Unsold

5.50 ct. Natural Oval Cut Emeralds & Diamond Bracelet Set in 14K White Gold

Lot 118

5.50 ct. Natural Oval Cut Emeralds & Diamond Bracelet Set in 14K White Gold

Estimate

$14,445 - $18,297

Unsold

GIA 2.34 ct. No Heat Sri Lanka Sapphire & Diamond Fashion Ring Set in Platinum

Lot 119

GIA 2.34 ct. No Heat Sri Lanka Sapphire & Diamond Fashion Ring Set in Platinum

Estimate

$7,616 - $9,488

Unsold

2.45 ct. Natural Multicolor Sapphire Hoop Earrings in 14k Yellow Gold

Lot 120

2.45 ct. Natural Multicolor Sapphire Hoop Earrings in 14k Yellow Gold

Estimate

$4,095 - $5,580

Unsold

GIA 1.24 ct. No Heat Madagascar Sapphire & Diamond Ring Set in Platinum

Lot 121

GIA 1.24 ct. No Heat Madagascar Sapphire & Diamond Ring Set in Platinum

Estimate

$3,803 - $4,759

Unsold

Tiffany & Co. 0.33 ct. Natural Diamond Pendant & Chain Set in Platinum

Lot 122

Tiffany & Co. 0.33 ct. Natural Diamond Pendant & Chain Set in Platinum

Estimate

$4,515 - $5,397

Unsold

Chaumet Jeux De Liens Harmony Malachite & Diamond Bracelet Set in 18K Rose Gold

Lot 124

Chaumet Jeux De Liens Harmony Malachite & Diamond Bracelet Set in 18K Rose Gold

Estimate

$3,139 - $3,737

Unsold

GIA 3.25 ct. No Heat Ceylon Sapphire & Diamond Fashion Ring Set In Platinum

Lot 125

GIA 3.25 ct. No Heat Ceylon Sapphire & Diamond Fashion Ring Set In Platinum

Estimate

$9,992 - $11,991

Unsold

Tiffany & Co. Diamond Solitaire Engagement Ring Set in Platinum

Lot 126

Tiffany & Co. Diamond Solitaire Engagement Ring Set in Platinum

Estimate

$2,376 - $3,149

Unsold

1.65 ct. Multi Color Sapphire's & Diamonds Flower Ring Set in 14k White Gold

Lot 127

1.65 ct. Multi Color Sapphire's & Diamonds Flower Ring Set in 14k White Gold

Estimate

$4,497 - $6,172

Unsold

Tiffany & Co. T Smile Necklace Set in 18K Yellow Gold

Lot 128

Tiffany & Co. T Smile Necklace Set in 18K Yellow Gold

Estimate

$2,149 - $2,789

Unsold

GIA 1.76 ct. Emerald Diamond Wedding Ring set in Platinum

Lot 129

GIA 1.76 ct. Emerald Diamond Wedding Ring set in Platinum

Estimate

$11,475 - $13,770

Unsold

9.90 ct. Natural Emeralds & Diamonds Tennis Bracelet Set in 14K White Gold

Lot 134

9.90 ct. Natural Emeralds & Diamonds Tennis Bracelet Set in 14K White Gold

Estimate

$17,690 - $19,120

Unsold

Griffin Horse Sculpture From "Tula Mexico" Archaeological Find

Lot 137

Griffin Horse Sculpture From "Tula Mexico" Archaeological Find

Estimate

$150,000 - $200,000

Unsold

7.00 ct. Natural Round Diamonds Tennis Bracelet Set in 14k White Gold

Lot 139

7.00 ct. Natural Round Diamonds Tennis Bracelet Set in 14k White Gold

Estimate

$12,700 - $14,500

Unsold

11.92 ct. Natural Ruby & Diamond Fashion Bracelet Set in 14k Yellow Gold

Lot 143

11.92 ct. Natural Ruby & Diamond Fashion Bracelet Set in 14k Yellow Gold

Estimate

$21,890 - $23,470

Unsold

7.00 ct. Natural Round Diamonds Tennis Bracelet in 14k Yellow Gold

Lot 149

7.00 ct. Natural Round Diamonds Tennis Bracelet in 14k Yellow Gold

Estimate

$10,890 - $12,590

16 Bids

Unsold

Engravable Dog Tag Pendant & 18" Chain in 14K White Gold

Lot 151

Engravable Dog Tag Pendant & 18" Chain in 14K White Gold

Estimate

$1,005 - $1,307

Unsold

GIA Natural 1.00 ct. Round Brilliant D VVS2

Lot 153

GIA Natural 1.00 ct. Round Brilliant D VVS2

Estimate

$8,190 - $10,770

12 Bids

Unsold

GIA 1.71 ct. Natural Emerald Cut Loose Diamond H, SI-1

Lot 154

GIA 1.71 ct. Natural Emerald Cut Loose Diamond H, SI-1

Estimate

$8,700 - $10,220

Unsold

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Contact

727-558-0487
reservestockjewelers@gmail.com
7217 Gulf Boulevard,
St Pete Beach,
Florida 33706