GIA 19.24 ct. Natural Melo Melo Pearl & Diamond Ring in Platinum

GIA 2.50 ct. Natural Paraiba Tourmaline, Diamond & 18K White Gold Ring

GIA 1 04 ct. No Heat Burma Red Spinel and Cadillac Diamond Ring

GIA 2 27 ct. No Heat Burma Ruby & Diamond Three Stone Ring

0 98 ct Natural Pink Conch Pearl with Gem Flame

GIA 2.99 ctw. Natural Quahog Pearl, Diamond, and Platinum Stud Earrings

6.90 ct. Natural Pink Conch Pearl

Van Cleef & Arpels Rose de Noel White Coral and Diamond Earrings in 18K Gold

GIA 7.56 ct. Color Change Sapphire and Trillion Cut Diamond Ring in Platinum

GIA 3 04 ct Colorless Sapphire (Very Light Blue)

GIA 4.27 ct. Natural Purple-Pink Sapphire

5.10 ct. Natural Pink Conch Pearl with Gem Flame Patterning

GIA 4.57 ct. Peach Sapphire (Yellowish Orange)

GIA 4 27 ct. Pink Sapphire

Retro Era Citrine & Diamond Pendant Brooch in 14K Gold

GIA 6.16 ct. Cat's Eye Tourmaline & Diamond Pendant in Platinum

GIA 13.18 ct. Sugarloaf Emerald & Diamond Ring in 18K Gold

Emerald Cut Diamond and Pink Sapphire Three-Stone Ring in Platinum

Exotic Pearl Collection - The Tridacna Pearl EXTREMELY RARE!

Exotic Pearl Collection - The Melo Melo Pearl (EXTREMELY RARE!)

Exotic Pearl Collection - The Quahog Pearl (EXTREMELY RARE!)

Emerald Cut Diamond and Vivid Purple-Pink No-Heat Sapphire Platinum Ring with 2 GIA Reports

Art Deco Era Vintage Platinum Duette Brooch set with 6 carats of Diamonds

"Pearls, Pearls, Pearls" by Global Gemology

Global Gemology's Rare Gems & Jewels - Ring Collection

GIA Certified 14.95 ct Trapiche Ruby & Diamond Necklace in 18K White Gold

Vintage Black, Starr & Frost 2 Row Diamond Tennis Bracelet in 18K Gold

14.77 ct. Aquamarine & Diamond Split Shank Ring in 14K White Gold

Extremely Rare GIA Certified 8.94 ct. Natural Pink Conch Pearl & Diamond Ring

GIA-Certified 7.56 ct Color Change Sapphire & 1.01 ctw Trillion Cut Diamond Ring in Platinum

$20,600.00 Piaget Possession Eccentric 3.90 ctw Diamond 18K White Gold Ring

Natural Pink Conch Pearl & Antique Rose Cut Diamond 18K Gold Ring

GIA-Certified Untreated Natural Padparadscha Sapphire & Diamond Bridal Set

GIA-Certified 2.83 ctw Natural Paraiba Tourmaline, Diamond & 18K White Gold Ring

GIA 13.59 ct. Type A Natural Lavender Jadeite Jade & Diamond Cocktail Ring in Platinum

GIA-Certified Type A Jadeite Jade, Round & Baguette Diamond Ring in 18K Gold

GIA-Certified 21.85 ct Jadeite Jade 18K Gold Art Déco Vintage Ring

GIA-Certified Art Deco Era Platinum 3.15 ctw Fancy Intense Brownish Yellow Diamond Ring

Mid Century Vintage 18K Gold, Guilloché Enamel & Diamond Floral Brooch

2.40 ct. Natural Colombian Trapiche Emerald Cabochon

Vintage Oscar Heyman 18K Gold, Diamond & Sapphire Knife Edge Ring (Signed & Numbered)

Extremely Rare 19.24 ct. Natural Melo Melo Pearl & Diamond Ring in Brushed Platinum

EXTREMELY RARE 19.24 carat Natural Melo Melo Pearl

Gucci Dionysus 18K Gold, Tsavorite Garnet & Green Enamel Tiger Head Bracelet

EXTREMELY RARE GIA-Certified 17.54 carat Natural Conch Pearl Ring in 18K White Gold

GIA 20.68 carat Blue Aquamarine Ring in Platinum

Early Art Déco Era 3.08 ctw Asscher Cut Diamond Ring in Platinum

Antique Erotic Repeater Pocket Watch in Multicolor Gold & Silver

4.40 carat Cherry Red Fire Opal & Tapered Baguette Diamond Ring in Platinum

13.50 ct. Natural Untreated Lavender Star Sapphire & Diamond Ring in 14K White Gold

IGI-Certified 12.97 ct. Kunzite & Tapered Baguette Diamond Ring in Platinum & 14K Rose Gold

Mid Century J.E. Caldwell Platinum, GIA Certified 10.07 ct. Australian Opal, Sapphire & Diamond Ring

Carved Turquoise & Pavé Diamond Cocktail Ring in 14K White Gold

3.16 Emerald Cut Pink Sapphire & Diamond Ring, by Van Busch in 18K Gold

GIA Certified 6.76 carat Natural Sapphire & Diamond 18K White Gold Ring

Vintage Orville Tsinnie Navajo "Armadillo" Sterling Silver Cuff Bracelet

Natural Star Sapphire Sugarloaf Cabochon & Diamond Ring in 14K White Gold

Vintage Precious Fire Opal & Diamond Nugget Ring in 14K Gold

Vintage Carlos Eagle Native American Sterling Silver Colorful Multi-Gem Cuff Bracelet

Antique American Waltham 14K Gold Double Hunter Pocket Watch, Circa 1903