Antique Estate Jewelry from Belfor Antiques, Manhattan, New YorkBelfor Antiques
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Directory: Estate Jewelry: Platinum (10)

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Featured Items  (15)
featured item Edwardian Pocket Watch Pendant Filled With Diamonds
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Pair of Platinum & Rock Crystal Quartz Earrings

Estate Jewelry: Platinum: Retro: Pre 1960   item# 801046 (stock#FJBSA2)

Pair of Platinum & Rock Crystal Quartz Earrings
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Belfor Antiques
212.674.6008



$500.00 

Pair of Platinum & Rock Crystal Quartz Earrings Circa. 1950 American Simple yet extremely elegant and versatile pair of platinum and rock crystal quartz earrings. Can be worn for day or night. Quartz tested with refractive index liquid. Platinum tested with platinum acid. Each earring measures 1 3/4 inches long with crystal "ball" 3/8 inch in diameter. Unmarked. Butterflies are 14K white gold, tested with 14K acid. Both are in pristine original condition. 5.4 gr. 3.5 dwt ...click for details


Antique Platinum & Diamond Pin

Estate Jewelry: Platinum: Vintage: Pre 1920   item# 790846 (stock#SWDBD15)

Antique Platinum & Diamond Pin
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Belfor Antiques
212.674.6008



$1200.00 

Antique Edwardian Pin. Circa. 1915 American. Platinum pin, tested with platinum acid. Bottom of pin is 14K yellow gold, tested with 14K acid. 9 old mine cut diamonds with total approximate weight of .85 carats. F color VVS1. 6 single cut diamonds with total approximate weight of .25 carats. G color. VS1. Total diamond weight on pin is approximately 1.10 carats. All diamonds tested with a diamond tester. The pin measures 2 1/2 inches long and 1/2 inch wide, at it's widest. 7.2 gr. ...click for details


Edwardian Platinum Locket Filled With Diamonds

Estate Jewelry: Platinum: Vintage: Pre 1910   item# 788260 (stock#JDBA14)

Edwardian Platinum Locket Filled With Diamonds
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Belfor Antiques
212.674.6008



$5750.00 

Original Ewardian Platinum, Diamond & Pearl Pendant Filled With Diamonds Circa. 1910 England. Platinum pendant. Platinum tested with platinum acid. 12 diamonds and 12 pearls surround the glass. Pendant is filled with 4.50 carats of VVS1, F - G color diamonds. This is another unique jewelry creation by Belfor Antiques. We have enhanced this Edwardian piece with a plethora of high quality diamonds. All diamonds tested with a diamond tester. The pendant measures 1.50 inches in height an ...click for details


Edwardian Pocket Watch Pendant Filled With Diamonds

Estate Jewelry: Platinum: Vintage: Pre 1920   item# 788240 (stock#JDBA10)

Edwardian Pocket Watch Pendant Filled With Diamonds
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Belfor Antiques
212.674.6008



$21,500.00 

Edwardian Gentleman's Pocket Watch Filled With Diamonds Circa. 2007 American We have designed this special item: A combination of the old and new. The best of both worlds. The classic Edwardian sterling silver pocket watch surrounded with approximately 2.50 carats of bezel set full-cut fine white diamonds. The pocket watch measures 1.50 inches in diameter. We have filled the case with approximately 19.0 carats of multi-shaped fully faceted fine white diamonds. All diamonds ar ...click for details


Platinum, Diamond, Gold & Emerald Bracelet

Estate Jewelry: Platinum: Vintage: Pre 1930   item# 777385 (stock#FJSWK4)

Platinum, Diamond, Gold & Emerald Bracelet
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Belfor Antiques
212.674.6008



$2750.00 

Bracelet from the 1920's. American. Top of bracelet where precious stones are set, is platinum. Platinum tested with platinum acid. 4 old mine cut diamonds with total weight of .20 carats, I color, VVS2 Diamonds tested with a diamond tester. 20 natural emerald square baquettes, channel set. Total emerald weight is approximately 1.50 carats. All emeralds tested with refractive index liquid. The rest of the bracelet, which is not platinum tests for 14K gold. 3 - 1 mm. pearls. The b ...click for details


Edwardian Platinum & Diamond Heart

Estate Jewelry: Platinum: Vintage: Pre 1920   item# 746843 (stock#MXDB31)

Edwardian Platinum & Diamond Heart
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Belfor Antiques
212.674.6008



$4750.00 

Edwardian Diamond Heart. Circa. 1915 American. 3.0 carats of fine white diamonds, E - F color, VVS1. Center stone is approximately .45 carats. 109 old mine cut diamonds with total approximate weight of 2.55 carats. All diamonds tested with a diamond tester. Platinum setting tested with platinum acid. The length of the heart measures 1 inch with the bale, 3/4 inch without the bale. Width is 3/4 inch, at widest point. The chain is 18 inches long, tested for 18K white gold. 2 hallmarks o ...click for details


Edwardian Rock Crystal & Diamond Pendant

Estate Jewelry: Platinum: Vintage: Pre 1920   item# 746275 (stock#MXDB7)

Edwardian Rock Crystal & Diamond Pendant
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Belfor Antiques
212.674.6008



$5500.00 

Antique Edwardian Platinum & Rock Crystal Pendant Set With 109 Diamonds. Circa. 1910 American. The pendant measures 2 inches long, 1/2 inch wide and 1/4 inch deep. Natural rock crystal quartz oval cabochon. Platinum setting tested with platinum acid. 98 rose cut diamonds with total approximate weight of .25 carats. 10 full cut diamonds with approximate weight of .10 carat. One oval cut diamond with approximate weight of .65 carats- F color, VVS1. All diamonds tested with a diamond te ...click for details


Edwardian Pendant With Diamonds & Rock Crystal

Estate Jewelry: Platinum: Vintage: Pre 1920   item# 746269 (stock#MXDB8)

Edwardian Pendant With Diamonds & Rock Crystal
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Belfor Antiques
212.674.6008



$2500.00 

Antique Edwardian Pendant With Rock Crystal and Diamonds Circa. 1915. American 44 fine white rose diamonds surround the etched rock crystal. Tablet has the initials BBR but they are mostly indicernable and appear part of the design. The pendant is 1.25 inches wide and .75 inch high. All diamonds tested with a diamond tester. Platinum setting tested with platinum acid. The 17 inch white gold chain is marked 18K and tested for 18K gold. In excellent original condition.


Antique 18K Yellow Gold & Platinum Buckle Ring

Estate Jewelry: Platinum: Vintage: Pre 1930   item# 678287 (stock#EABDB6)

Antique 18K Yellow Gold & Platinum Buckle Ring
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Belfor Antiques
212.674.6008



$1500.00 

Antique Platinum and 18K Yellow Gold Buckle Ring. Circa. 1930 American. Super cool ring. Suitable for a man or a woman. Size 10. Can be easily sized by a jeweler. Gold tested with 18k acid. Platinum tested with platinum acid. Marked "18K" and "10% IR PLAT" 13.5 gr. 8.7 dwt. The ring is in excellent original condition. Great design!


Antique Platinum and Sapphire Band

Estate Jewelry: Platinum: Vintage: Pre 1920   item# 596908 (stock#DLBSW6)

Antique Platinum and Sapphire Band
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Belfor Antiques
212.674.6008



$500.00 

Antique Platinum and Sapphire Band Circa. 1920 American. 3 french-cut blue sapphires. Sapphires tested with refractive index liquid. One side sapphire has small chip, but not noticeable to the naked eye. Size 6 3/4 Can be easily sized by a jeweler. Great stacking ring, or most elegant on its own.

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