An enamel and diamond necklace, by Leo de Vroomen

An enamel and diamond necklace, by Leo de Vroomen each curving link with blue guilloche enamel and graduated round brilliant-cut diamond detail, modelled in 18ct gold, signed de Vroomen(Length: 40cm (

A pair of South Sea cultured pearl, enamel and diamond earrings, by Leo de Vroomen each pavé-set with graduated round brilliant-cut diamonds and lilac guilloche enamel detail, suspending a South Se

A pair of enamel and diamond earrings, by Leo de Vroomen each of scrolling design, pavé-set with graduated round brilliant-cut diamonds and blue guilloche detail, clip fittings, modelled in 18ct go

A pair of enamel and diamond earrings, by Leo de Vroomen each collet-set with four round brilliant-cut diamonds with beaded detail, in a blue enamel border, to clip fittings, modelled in 18ct gold, si

A pair of pearl, enamel and diamond earrings, by Leo de Vroomen each of circular outline, set with a mabé pearl in a blue enamel border and round brilliant-cut diamond detail, to clip fittings, mod

A South Sea pearl, diamond and enamel brooch, by Leo de Vroomen of pierced circular outline, set with a single South Sea pearl in a border of blue guilloche enamel and round brilliant-cut diamonds, mo

A pair of South Sea pearl, diamond and enamel earrings, by Leo de Vroomen each of circular outline, set with a single South Sea pearl in a border of blue guilloche enamel and round brilliant-cut diamo

Patterned sea green enamel, 56 round diamonds ap. 1.80 cts., signed de Vrooomen, ap. 67 dwts. Length 17 1/2 inches.

Leo De Vroomen. Approximately 7.50 Carat Pear-Shaped Aquamarine Surrounded By Brilliant Cut Diamonds, E-F Color, VVS Clarity. Approximately 1.50cts Diamonds. Guilloche Enamel Outside Edges. Top Measur

LEO DE VROOMEN: A PAIR OF 18K GOLD, YELLOW SAPPHIRE, DIAMOND AND ENAMEL EARCLIPS Centering pear-shaped yellow sapphires surrounded by round diamonds set in a blue enamel frame, signed with maker's mar

18K yellow gold necklace by Leo de Vroomen designed with lightly hammered finish cushion shape interlocking links, 1 in. W, box clasp, signed with de Vroomen's maker's mark, 16.5 in. L, 133.4 grams

A pair of pearl and diamond earrings, by Leo de Vroomen each set with a South Sea pearl, in a scrolling surround pavé-set with round brilliant-cut diamonds, to clip fittings, modelled in 18ct gold,

A pair of mabé pearl and enamel earrings, by Leo de Vroomen each collet-set with a mabé pearl in a scrolling surround of grey guilloche enamel, to clip fittings, modelled in 18ct gold(Diameter:

LEO DE VROOMEN 18K Yellow Gold Necklaceof hammered wave-link design; signed on clasp de Vroomen; maker's mark; 73.40 dwts.; wd. 1/4 in.; lg. 17 in.Provenance: Collection of a Maryland Lady.

Leo De Vroomen 18k Enameled Amethyst Necklace 18". A triple strand 8mm amethyst bead necklace with heavy 18k green and orange enameled pendant 4.5". Set with three damascus silver cabochons of 20x13mm

A peridot, diamond, enamel and 18k gold brooch, De Vroomen, 1999centering a cushion-cut peridot measuring approximately 13.26 x 10.45 x 6.15 mm, accented with 50 round d brilliant-cut diamonds weighin

famous English designer, Leo de Vroomen, signed, with 33 round diamonds totaling 1 carat, high grade, English hallmarks, with appraisal of $4,250.00, currently size 5 1/2.

Bright and colorful amethyst cabochon earrings in 18k yellow gold featuring a textured green enamel. The earrings were created by famed British designer Leo DeVroomen, These clip on earrings are signe

Pair De Vroomen 18K gold, sapphire, diamond and enamel earrings with post backs, together with original detached clip backs stamped, "De Vroomen". Earrings stamped, "LDV 750". 24.0 grams. 1"L, Circa -

De Vroomen Pair of Gold, Enamel and Diamond Earclips, France 18 kt., patterned yellow and brown enamel, 72 round diamonds ap. 2.65 cts., with maker's mark and French export mark, ap. 21.6 dwts. C

de Vroomen 13.7mm White & Golden South Sea Pearl, 1.75ctw VS1-VS2/F-G Diamond, Solid 18K Yellow Gold Day-Night Ear Clips W/Enamel Accents - These stunning earrings from de Vroomen were finely crafted

Antique rare French 18K gold eagle hallmarked diamond fleur de lis rose cut diamond blue enamel locket with seed pearl design multi-strand 18K goldseed pearl necklace. 14K string ring a later addition

18k Yellow Gold Bracelet Measuring 7 1/4 Inches X 3/4 Inches Wide. Properly Marked. Approximately 91.5g. See Photos For Condition Information. This Lot Must Be Paid By Wire Transfer Or In-person Cashi

A pair of shell earrings, by Leo de Vroomen each modelled as stylised shells, to clip fittings, modelled in 18ct gold, signed de Vroomen(Length: 3.4cm)Property of a private collector.