18k Grima Modernist Diamond Pin

Hallmarked Grima, Crown, 18, T, O. Set with 41 diamonds measures approx. 2 1/2 inches across. 33 dwt.

Modernist form 18k gold pin set with tourmaline and diamonds, Signed with all appropriate English hallmarks, HJC, and Grima, .750. 12.7dwt measures 1 7/8 by 1 7/8 inches.

Modenist pin set with 9 diamonds measures 1 7/8 inches across. Hallmarked Grima , HJC, crown, 18, leopards head, p. 10.2 dwt.

Andrew Grima pin pendant combo set with four vivid Mexican opals and seven small diamonds. Signed A G. Ltd, with London hallmarks for 18k, date letter E. 6.6 dwt.

Modernist 18k gold and diamond pin, textured spray design, six pear shaped opals, seven round diamonds, center diamond measures approximately 0.05 carats, surrounded by six diamonds measuring 0.03 car

Brooch features approx. 1.00ctw of (VS1/SI1-G/H) diamonds and approx. 0.66ctw of sapphires. Measures 75mm x 48mm. Marked with French Gold Assay Marks, tested 18K. Weight - 15.1g.Gemstones have not bee

Modernist Style 18K Golf Brooch Pin. Small diamonds. 3.6dwt. -- Dimensions: H: 1 inches: W: 2 inches--- Weight: 3.6 DWT --- US Shipping charge: $20 Plus insurance at a rate of $1 per hundred.

Ca. last half 20thC. Excellent with no breaks or repairs. Features fifty pave set diamonds ranging in size from approx. 3.5mm to 2mm. The pin is constructed of three layers of gold, two yellow, with t

ED WIENER 18K Gold Hand Wrought Diamond Brooch Pendant Pin. Large sculptural modernist brooch with 5 faceted prong set diamonds and large set opal center stone. Mid century hand crafted studio jewelry

Modernist 18K yellow gold, with white gold set Diamonds & Sapphires as a link Bracelet in the style of Andrew Grima marked "750" and "138 TO". Total weight 55G. Length 7 1/4 inches (18.5 cm.). See ima

in floral blossom design, the set comprising 18 round diamonds approx. 1.18 carats, pin also serves as a pendant, in yellow textured gold with interior matte finish, each stamped ‘Tiffany & Co. 750�

Lot of 8 Pins: Victorian 18k Diamond Pin & 7 Vintage Pins in 14 kt gold. Heart, leaf and flower motifs, pearls and enamel, includes carved tiger eye cameo bar pin. 14 kt total wt: 10.3 dwt & 18 kt tot

Estate Michael Zobel Modernist Silver Diamond Pin. Signed and dated 2002. Measures 2.5 inches x 2.5 inches.

Platinum and 18K yellow gold diamond sailboat pin. The figural pin is fashioned of yellow gold with open sails of diamond set platinum. Finished with a pin back. Measures 1" in length, 11/16" wide. Ma

Hammerman Brothers 18K Boucle Textured Flower Pin with small diamonds to center of flower and along leaves, the reverse with safety pin and cast "HB / 18K." Total weight 29 grams. Height 2 1/4 inches

18 karat yellow gold and diamond "Dogwood" brooch by Tiffany & Co.. (Matching earrings Lot # 124) Marked Tiffany & Co. / 750. Features 6 round diamonds. Diamond approximates: .30 cts total; Color: F-G

METAL: 18K gold. GEMSTONES: rose cut diamonds, pear cut loose sapphire -2.85ct(comes with copy of AGL Certificate #CS 1078464). MEASUREMENTS: pin total length 80mm, pin head is 17mm x13mm. Sapphire me

E. WOLFE & CO. 18K & DIAMOND PEKINGESE PIN set with 50 round diamonds approx. 0.75 carats, sapphire-set eyes, in yellow gold, stamped 'E.W. & Co. 750', and with makers English hallmarks, 24x16mm, 8gms

18k Gold gold and diamond pin with Greek hall marks. Retractable flower petals can be closed to show the flower as a bud or opened. Pin contains 10 cushion cut 2mm diamonds. Weight = .52 troy oz.

set with 13 round diamond melee, sapphire-set eyes, in yellow carved gold, stamped '750 C&F', 18x18mm, 5gms.

METAL: 18k Gold, Platinum. GEMSTONES: Center diamonds approx. 0.13ctw. Rose cut diamonds. MEASUREMENTS: Brooch/Pin is 70mm x 6mm. MARKED/TESTED: 750, Platinum. WEIGHT: 4.8 grams.Gemstones have not bee

DESCRIPTION: Two 18k yellow and white gold pins, decorated with crown motifs and "DE" initials. One pin decorated with diamonds, stamped "18k" Total Weight: 5.8 Grams CIRCA: 21st Cent. ORIGIN: USA DIM

set with 9 round diamonds approx. 0.44 carats (center stone approx. 20pts), in white gold filigree setting stamped 18K, length 2.25in., 4.4gms. (very slight bend to pin stem)

Platinum-topped 18K yellow gold Art Deco bar pin featuring round and rose cut diamonds, milgrain detail, safety catch, 2 in. L, 3.9 grams