JEWELRY. Antique Giardinetti Diamond and Gem Ring.

Antique Giardinetti 14kt gold ring displaying a single faceted green colored gem, most surely an emerald, and (8) round faceted diamonds. Colored gem measures approx. 4.5mm x 4.2mm. Stamped, "BM 22".

Antique 18kt yellow gold cluster ring displaying a central round faceted gem with a surround of diamonds and faceted colored gems. Apparently unmarked. Total approx. weight is 2.5 dwt (gross). Ring si

and Colored Gem Ring. Antique 14kt gold ring displaying a central band of (3) tapered Mine cut diamonds set within silver-topped gold and flanked by florets comprised of bezel set round faceted colore

Antique English 18kt yellow gold ring displaying (3) oval faceted blue gems, presumably sapphires, accented by (4) faceted diamonds. Interior of the band is double struck, "18" with Chester

and Diamond Ring. Antique silver-topped 18kt yellow gold ring displaying a central faceted aquamarine with a surround of (12) rose cut diamonds. Colored gem measures approx. 13.5mm x 11.5mm. Total app

Lot of 4 vintage and antique jewelry pieces. 18 K white gold and sapphire ring. Size 5.5. 11 faceted sapphires, 4 x 2 mm. Hallmarked 750. 3 grams total weight. Ruby & Diamond ring in 10k Gold or gold

Antique 18kt gold ring with central 2.85cttw pear-shaped pink sapphire with graduated surround of (14) Old Mine cut diamonds flanked by (2) Old Mine cut diamonds. Center gem accompanied by an August 2

Antique 18kt yellow gold ring with a central triangular rose cut diamond flanked by round faceted colored gems. Applied leaf decoration to shoulders. Diamond measures approx. 5.0mm x 5.2mm; colored ge

Sterling silver ring mounting. 5.66 grams. Multi prongs. Perfect for multi precious gemstones and diamonds. Beautiful antique sterling silver jewelry mounting. Has a Victorian jewelry flair and style.

Sterling silver ring mounting. 5.66 grams. Multi prongs. Perfect for multi precious gemstones and diamonds. Beautiful antique sterling silver jewelry mounting. Has a Victorian jewelry flair and style.

Including one silver-topped gold ring set with two seed pearls and rose-cut diamonds, one gold and micro-mosaic on malachite brooch, two turquoise and gold brooches, one seed pearl and gold locket, to

Thank you for attending HATMAN AUCTIONS! This auctions consists of antiques, art, glassware, pottery, artifacts, rocks, minerals, gems , fossils and jewelry lots. Please see photos for measurements an

In a beautiful filigree 18kt white gold setting. Approx. color I, approx. SI1 clarity, and diamond weighs approx. .61 cttw. Total approx. weight is 1.9 dwt. Ring size - 6 3/4. From a Washington Square

Jewelry. (2) Antique Diamond rings, 18kt white gold 1 dwt; center stone approx .25ct ; 4mm & 14kt white gold 1.45 dwt; center stone w/ chip; approx. .21ct; 3.75mm both size 6

Brooch. Antique silver topped gold butterfly form brooch inlaid with rose cut diamonds, (5) bezel set Old European cut diamonds, (2) oval cut colored gem cabochons, and colored gem eyes. With en tremb

Including an unmarked14kt white gold cocktail ring with central prong-set diamond and a surround of prong-set faceted green gem accents, ring size - 4 1/2; and an unmarked 14kt white gold diamond clus

Pendant. Antique gilt silver festoon style brooch displaying a central oval turquoise surrounded by rose cut diamond accents and semi-baroque pearl drops. Accented by a later added contemporary gold m

Art Deco platinum ring displaying a central Old European cut diamond surrounded by single and old mine cut diamonds, and further accented by diagonal panels of blue faceted gems. Central OEC diamond m

Brooch. Antique, possibly Georgian, floral form brooch inlaid throughout with rose cut diamonds, faceted colored gems, and colored gem cabochons. From an Oley, PA estate. Dimensions: brooch measures a

Men's 18kt yellow yellow gold ring with a central bezel set round cut green gem, most surely an emerald, with a halo consisting of (8) bezel set round cut diamonds. Stamped, "18K". Total app

14kt white gold cocktail ring displaying a central prong-set marquis cut diamond with a surround of (8) round faceted colored gems and (12) round brilliant cut diamonds. Marquis cut diamond measures a

Antique 14kt gold ring featuring stacked round pearls with pink overtones and surrounds of rose cut diamonds. Pearls measure approx. 8.3mm and 8.4mm in diameter. Total approx. weight is 4.8 dwt (gross

14kt yellow gold ring in the form of an owl's head displaying an applied white gold brow inlaid with (7) round cut diamonds and (2) round polished gem eyes. Total approx. weight is 8.4 dwt (gross). Ri

Antique 14kt yellow gold navette form ring displaying (16) round faceted and Old European cut diamonds. Total approx. weight is 2.5 dwt (gross). Ring size - 5 1/4. From a Nyack, NY estate. Dimensions: