Antique Diamond Clasp

The brooch secures to the reverse with a hinged pin and C clasp. This large diamond brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and v...

The repousse raised and engraved gold work creates a magnificent image of the big cat with gorgeous details. The long teeth that clasp the sparkling diamond and the open mouth behin...

The bangle is a very good gauge of gold and is in excellent condition with clear Russian hallmarks to the push fit clasp. Diamond Quality Color (average grades) G/H/I/K Clarity (ave...

Made in the 1920s, this elegant brooch forms a barrette adorned on top with a platinum blade that draws a spindle-like motif, openworked and set with rose-cut diamonds and a larger a...

The center of the bracelet is platinum filigree bow with diamonds, and the hinged bracelet is made of 14K white gold with inset diamonds.

The pendant is seamlessly integrated into a fine platinum chain, affixed at both ends and securing with a 14K white gold marquise-shaped box clasp accented with additional sapphire a...

Marked with French eagle head marks on the clasp tongue. Diamonds are set in silver. Weight of the piece - 17.3 grams.

The brooch secures to the reverse with a hinged pin and push fit clasp. This antique diamond and ruby bar brooch has been independently tested using state of the art technology (Nit...

Antique Ruby & Diamond Bangle 15ct Gold Circa 1920’s Beautiful Gold Bangle Set with Rubies & Diamonds Secure Clasp & Safety Chain Weight 11g Measures: Internal Diameter 2...

Gorgeous art deco pearl and diamonds beaded bracelet in platinum. Composed of round brilliant diamonds pave set in platinum clasp round shaped.

Crafted in c1930s the pearls have a good nacre and sheen, featuring a fancy diamond set, 9ct white gold clasp. They are a nice longer wearable length reminiscent of the fashions of ...

The clasp is a large butterfly. Total weight of diamonds : 0.80 carat approximately.

This magnificent antique bracelet is made up of 7 oval-shaped links, openworked with floral motifs set with antique brilliant-cut diamonds and rose-cut diamonds. They are held and ar...

An Art Deco butterfly choker, by Spaulding & Co, with a central butterfly, with open wings, flanked by two butterflies, with closed wings, on sliding fittings to adjust their positio...

The clasp is also set with 2 rose-cut diamonds. The chain that accompanies this jewel is in 18 karat white gold, owl hallmark, and consists of a convict mesh chain with spring ring.

The clasp is a metal pin with safety hook. This clasp can be dismantled with a small gold screw.

The brooch secures to the reverse with a hinged pin and clasp. This antique diamond brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and v...

This 21k yellow gold brooch secures to the reverse with a hinged pin and clasp. This diamond brooch has been independently tested using state of the art technology (Niton XL2 Analyz...

This small yellow gold safety pin is set with a cloverleaf motif represented by 4 rose-cut diamonds set in a millegrain clasp, and in the center a pearl presumed to be a fine button.

The green garnets are accented by 4.20 carats of old European brilliant white diamonds. Note the large clasp that is finished on the back with a hand engraving.

Condition This impressive bangle is fine quality set with opals and very well matched, very high color graded old cut diamonds. The bangle is a very good gauge of gold and is in exce...

This sheath swirl brooch secures to the reverse with a hinged pin and clasp. This antique diamond brooch has been independently tested using state of the art technology (Niton XL2 A...

Charming antique rose gold brooch, it is round and decorated with a pattern composed of iris flowers and leaves moved, the heart of each flower is set with a small rose-cut diamond. ...

The creature holds a rose-cut diamond in its mouth. The clasp is a lobster clasp.

In the center is millegrain closed set a brilliant cut diamond more important. The clasp is a pin with safety pump.

The necklace is a very good gauge of gold and is in excellent condition with a clear hallmark to the clasp. Diamond Quality Color (average grades) I Clarity (average grades) SI1 Cut...

Round in shape and openworked, this lovely antique brooch is adorned with natural pearls, each separated by two rose-cut diamonds. The clasp is a pin with hook. Diameter : 19.2 mm, w...

This antique choker necklace features 1.30 carats of rose cut diamonds and Akoya pearls, elegantly set in 14k yellow gold and silver clasp.

The pendant suspends from a 15k white gold, 18' chain via a tapering bale to the upper border of the design, securing to the reverse with a spring-loaded bolt ring clasp. This impre...

Charming antique curb bracelet, it is formed of a tubogaz mesh interlaced that holds an oval centered opal cabochon, in a surround of rose-cut diamonds. The clasp is ratchet with saf...

The geometric shape of the earrings features a comfortable and secure English clasp. A diamond appraiser certificate is included with your purchase.

This 1870s brooch secures to the reverse with a hinged pin and clasp. This Victorian diamond brooch is supplied with an IDGL diamond and gemstone grading report card.

The horse brooch secures to the reverse with a hinged pin and clasp. This antique diamond jockey brooch has been independently tested using state of the art technology (Niton XL2 An...

A small, supposedly fine pearl in the center of a 4-leaf clover motif adorns this antique brooch and is accompanied by rose-cut diamonds. The clasp is a pin with safety pump. Length ...

Dimensions Length:48 cm Width:0.9 cm Weight:18 grams Specifications - Period:19th century Metal:Silver with gold collets, links and clasp plate Design:Seventeen pierced navette pla...

Measures approx length 37mm & width 25mm Features a secure safety clasp. Diamond weight approximately 2cts All of our items are either Antique, Vintage or Preloved.

Condition This stunning antique 1890s pendant is exceptional quality set with seed pearls, a stunning aquamarine and old cut diamonds. The pendant / brooch is an exceptional gauge of...

The necklace measures 16" in length and is secured with a lobster-claw clasp. Gemstone: Diamond Total weight: 0.65 carat Color: G Clarity: VVS1 Metal: 14K Gross weight: 6.6 grams C...

The articulated bracelet is formed of square links, each set with 4 diamonds, creating a sparkling flexible bracelet. The bracelet is complete with a secure diamond set clasp, and sa...

Dimensions Length of bracelet 7.25" Length of locket 1.38" Front Diamond diameter 5mm Clasp Diamond diameter 2.5 Weight 43 grams

A symbol of refined taste and timeless style, the Tiffany & Co. Art Deco Round Diamond and Emerald Clasp Platinum Line Tennis Bracelet is a cherished addition to any jewelry collecti...

Circa 1900. Pin and clasp are marked 14K and brooch has been tested as platinum. 30 old miner cut diamonds set in platinum range in size from .04-.27 ct.

The necklace is complete with an integral fine chain (likely a later replacement), fastened with a spring ring clasp. The largest diamond has good clarity, cut and colour, and is bri...

Gender: Ladies Metal Type: Sterling Silver & 18K White Gold Length: 18.00 Inches PENDANT Length: 2.75 Inches Width: 45 mm Weight: 10.60 grams Ladies handmade filigreed sil...

The pendant suspends from a 9k white gold, 17' chain via a tapering bale ornamented with three further pavé set diamonds; the chain secures to the reverse with a spring-loaded bolt r...

Over a lace jabot and white billowing sleeves, he wears a blue coat with golden thread tassels all the way down the front and on the sleeves, that are tied and held in place by a hug...

The impressive antique brooch secures to the reverse with a hinged pin and clasp. This antique diamond fox brooch pin has been independently tested using state of the art technology...

Lovely early Bar pin 14K Gold Rose, green and yellow gold, Early C style Clasp, Mine cut Diamond Measuring 1.63 in x .63 in.

The earrings hang from Shepherd Hooks with clasps. The 2.5mm Diamonds are each approximately .14 Carat.

Exquisite 1920's necklace featuring three rows of 216 silver grey dyed Akoya pearls, strung to a handmade old European cut diamond set clasp. The diamonds have a total approximate we...

The ruby is flanked on either side by a total of ten Old European cut and thirty Dutch cut diamonds. The articulated bracelet secures with an integrated push fit clasp.

The 15k rose gold bracelet features three large oval domes of enchanting turquoise blue enamel mounted in beautifully worked 15k yellow gold, with a fleur-de-lis motif border and a c...

Caldwell & Co. platinum bracelet features 6 carved jade motifs separated by diamond and onyx links. The links contain approximately 1.95 carats of single cut diamonds with G-I c...

ANTIQUE VANITY CASE/COMPACT A beautiful and good-quality piece made from silver, which has been enamelled on the exterior to imitate malachite. The clasp features a stylised carved...

Channel-set baguette diamonds in the bail add modern luxury while the sapphire cabochon clasp provides both security and gemstone accent to this museum-quality piece.

The jester’s expressive face glistens with deep red garnet eyes, while a single diamond is clasped between its lips for a touch of sparkle and intrigue.

Four large diamond and gold clasps fasten the central join of her corset, and her sleeves are embellished with buttons of a similar design.

A great Art Deco 'travel jewelry' bracelet from the 1920s made in the style of fine real jewelry: a bracelet made of Rhodium plated metal and French paste that imitates diamonds and ...

The horseshoe clasp measures 9/16 by 3/4 inches. The bracelet is 10mm wide and 6.5 inches when clasped.

A great Art Deco 'travel jewelry' bracelet from the 1920s made in the style of fine real jewelry: a bracelet made of Rhodium plated metal and French paste that imitates diamonds and ...