Castellani gold micromosaic brooch

c.1860's, 18K micro-mosaic and enamel scene of St. Peter's Square and The Vatican, set in black onyx bezel, 1.5in W x 1in H, 12 grams tw

2 1/4" x 1 7/8", 2 5/8" long, 1 1/8" long 32.7 dwt gross

Antique Early 19TH Century 18KT Gold MIcromosaic Swan Brooch unmarked but tested, 1 1/2" x 1 1/4" Weight: 8,9 g

A Rare Antique Chi Ro 18k Gold Micro Mosaic Brooch Pin of bar shape with two shouldering en-Circled logos of Chi Ro - one of the earliest forms of the Christogram with first two greek characters for

An antique Victorian brooch with wire work design, micro mosaic scarab with a hanging micro mosaic pendant. Approx. 1.75”H x 1.5”W, weight 10 grams.

3 hanging danglings on this Victorian Italian 18K yellow gold micro mosaic brooch. With 3 white "Doves of Pliny" on red background. Border is designed with red white and blue checkers. Approximately 9

Estate Castellani 15kt Yellow Gold Brooch / Pin. Incorporating an antique component at top center. Measures nearly 1.5 inches in length. Weighs approximately 8 grams inclusive.

Antique 18k gold brooch with micro mosaic top (shows evidence of multiple repairs/damages) depicting a scarab bug. Brooch is 40mm i ndiameter. Tested 18k. Weight - 15.4 grams.

METAL: 18k Gold. MEASUREMENTS: Brooch/pendant is 43mm in diameter. Micro mosaic is missing few elements in the center. TESTED: 18k. WEIGHT: 23.7 grams.Gemstones have not been graded for color and clar

14K Yellow Gold Iris Micro Mosaic Brooch Metal Type: 14K Yellow Gold Jewelry Type: Micro Mosaic Brooch Attribute: Micro Mosaic Iris Flower set in Black Onyx Condition: Good Dimensions: 1 7/16 in. diam

Italy, 2nd half - 19th century. Rectangular brooch with center micro mosaic detailed image of a full figure peasant woman carrying flowers, 18K yellow gold mounting (x-ray and acid tested), hinged pin

Italy, 4th Qtr - 19th century. Oval pin depicting a spaniel sitting on a cushion, composed of multi-colored tesserae on a jet black background, within 13/14K yellow gold mounting (x-ray and acid teste

Antique 19th C 18k Gold Micro Mosaic Floral Brooch. Micro mosaic of forget me not flowers against black glass background. Set in an 18kt yellow gold frame. Measures 1.75 x 1.5 inches.

A Victorian 14K gold and goldstone micro-mosaic brooch pin. Oval goldstone inlaid with micro mosaic stones depicting a spray of flowers. The goldstone set in a 14K yellow gold oval and twist frame. Un

A mid Victorian gold micro mosaic swivel brooch, circa 1850. The floral micro mosaic swivel panel, within a petal border. Length 4.5cms. Weight 16.8gms. Overall condition good to fair. Minor surface s

The jewelry offered by Castellani today, is created by the same gold techniques as in the 1850’s as well as by the ancient Etruscans. This 15k gold Castellani brooch featuring bronze Shakudo, d

DESCRIPTION: An 18k Gold Italian micro mosaic brooch composed of yellow gold bezel and center bird and bath motif. 10.4 dwt CIRCA: 20th Cent. ORIGIN: Italy DIMENSIONS: H: 9.5mm x D: 38.8mm CONDITION:

Antique 19th C 14kt Gold Italian Micro Mosaic Brooch w Etruscan Revival Style Frame. Scene of the Roman Coliseum. Measures 1 inch in length. Acid tests as 14kt gold.

CASTELLANI: GOLD AND ENAMEL 'MILLEFIORI' BROOCH AND SEVEN GOLD BEADS, CIRCA 1860 The circular brooch with a central putto amongst flowers with white, blue and red enamel, within a ropetwist and blue e

Metal : 15k Gold Designer : Castellani Gemstone : Agate cameo, Pearls Measurements : Brooch/Pendant is 34mm x 27mm Marked: : Castellani CC 15c Weight: 10.7 grams

10K yellow gold brooch with turquoise outer frame with micro mosaic depicting beautiful flower arrangement in pedastal bowl, engraved star outer frame, 1.25 in. L, 4.9 grams

Features a lovely micro mosaic depicting a scene with four birds drinking from a bowl of water. Micro mosaic executed upon a black onyx stone mounted on a 12k gold bezel with twisted rope accents. Con

Vintage gold tone Micro Mosaic flower design round shape brooch, Italy. Measured 1 1/4 inches in diameter. Hallmarked Italy. Made in Italy. Condition very good.

Vintage gold tone Micro Mosaic design round shape brooch. Measured 3/4 inches in diameter. Condition very good. The hook in the back is missing.