A mid 20th century platinum diamond double clip brooch.

A mid 20th century diamond double clip brooch, the two asymmetrical but identical pieces of pierced, swirling and curling design, abutting at a diagonal, set throughout with round brilliant, single an

DIAMOND DOUBLE-CLIP BROOCH, MID 20TH CENTURY Old brilliant, brilliant, single and tapered-baguette-cut diamonds, approx. 2.50cts total Length 3.9cm Weight approx. 19.0g Footnotes: OVERALL CONDITION Li

A mid 20th century platinum old-cut diamond brooch, with baguette-cut diamond accents. Estimated total diamond weight 4cts.French re-strike marks. Length 3.2cms. 11.7gms.

DIAMOND DOUBLE CLIP BROOCH, MID 20TH CENTURY Of scrolling and spray design, set with brilliant, single and baguette-cut diamonds, diamonds approx. 5.00cts total, length 7.0cm Footnotes: Please note th

Fine Pair of Art Moderne Diamond Ear Clips mid-20th century, platinum, each with a cluster of prong-set round brilliant diamonds above a spray of channel-set baguette diamond rays, with an approximate

DIAMOND TRIPLE-CLIP BROOCH/NECKLACE, MID 20TH CENTURY Of asymmetrical scroll design, pavé-set throughout with brilliant and old brilliant-cut diamonds, accented by baguette-cut diamonds, on a det

A vintage Cartier 18k yellow gold brooch in the form of a leaf set with diamonds and gemstones. With a double pinback, a hinge, and a rounded catch. Hallmarked. Circa the mid 20th century. Weight: 16.

Pierre Sterlé double clips/brooch, a diamond and platinum knot with round-cut diamonds, suspending cascades of rectangular diamonds mounted in platinum, ca. 1955, with an approximate total weight of

A lady's mid 20th century platinum diamond manual wind cocktail watch. The rectangular-shape cream dial, with black Arabic numerals, to the single-cut diamond surround and old-cut diamond geometric op

A mid 20th century diamond brooch. Designed as two alternately orientated foliate sprays, set throughout with vari-cut diamonds. Estimated total diamond weight 6.50 to 7cts, principal diamonds estimat

A mid 20th century platinum diamond cluster ring. The old-cut diamond cluster, with pierced gallery and plain band. Estimated total diamond weight 1ct, I-J colour, SI clarity. French assay marks. Ring

A mid 20th century platinum diamond cocktail watch. The rectangular-shape cream dial with Arabic numerals, with single and baguette-cut diamond sides, to the single-cut diamond openwork links. Estimat

Mid century platinum drop brooch, with approx. 1.77ctw SI2/G-H diamonds. Brooch measures 38mm x 30mm. Weight - 7.2 grams.

A mid 20th century platinum diamond dress ring. The brilliant-cut diamond, with similarly-cut diamond tapered cylindrical sides. Estimated total diamond weight 1.50cts, principal diamond estimated I-J

A mid 20th century platinum diamond five-stone ring. The graduated old-cut diamond line, to the ridged shoulders and plain band. Estimated total diamond weight 0.65ct, I-J colour, SI1-P1 clarity. Weig

A lady's mid 20th century platinum diamond wrist watch. The oval-outline dial, with single and rose-cut diamond geometric surround and lugs, to the black velvet bracelet. Estimated total diamond weigh

A mid 20th century platinum diamond half-circle eternity ring. Designed as a series of ten brilliant-cut diamonds, to the engraved half-band. Estimated total diamond weight 0.70ct. Ring size M1/2. Wei

A mid 20th century platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with single-cut diamond line sides, to the plain band. Estimated total diamond weight 0.55ct, I-J colour

Platinum double clip/brooch inlaid throughout with bands of single cut diamonds, (6) straight diamond baguettes, and (1) square cut diamond. Clip backings, and optional brooch backing are 14kt white g

Art Deco Platinum Weight 29g Diamond Approx. 5ct Emerald Double Clip Brooch Measurements 1.1inx2.2in  

METAL: Platinum. MEASUREMENTS: Brooch is 58mm x 34mm. Center stone is missing, center will fit approx. 6.5mm stone. GEMSTONES: Diamonds approx. 3.00ctw. TESTED: Plat top/ Gold back. WEIGHT: 15.7 grams

A mid 20th century diamond flower brooch. The brilliant-cut diamond cluster, within a textured petal surround, to the partially textured overlapped leaves. Estimated total diamond weight 0.30ct. Frenc

A mid 20th century diamond bar brooch. Comprising a circular-cut diamond collet line, with shared surround. Estimated total diamond weight 0.80ct. Length 4.9cms. Weight 3.6gms.

Estate Art Deco platinum (tested) diamond double-clip brooch, c. 1930s, approx 7.46cttw, two fur or coat clips with pin mechanism to combine into single brooch, featuring pierced work and milgraining,