Items Similar to Leitão & Irmão Antique 19th Century Diamond Star Tortoise Shell Brooch Hair Comb

Leitão & Irmão Art Deco Diamond Emerald Giardinetto Brooch Silver Gold, 1940s

Leitão & Irmão Retro 1940s Diamond Enamel Violet Floral Bouquet Brooch Gold

Antique 19th Century 14K Gold Cannetille Tassel Brooch

Antique 19th Century Miniature Painting 14K Gold Brooch

Antique 19th Century 14K Gold Filigree Cannetille Brooch

19th Century Napoleon 3 Porcelain Miniature Natural Pearl Diamond Brooch

Video Loading

Want more images or videos?

Request additional images or videos from the seller

1 of 21

Leitão & Irmão Antique 19th Century Diamond Star Tortoise Shell Brooch Hair Comb

About the Item

Leitão & Irmão Portuguese crown jewelers antique late 19th century diamond star brooch and convertible tortoise shell hair piece in silver and yellow gold, Portugal, circa 1880. This highly collectible Victorian jewel is composed by an old-cut diamond-set star mounted in silver-on-gold which is mounted onto a two-leg tortoise shell hair comb displaying the coveted mottled brown and tan color, rare in its immaculate condition. The 10-ray star can be detached and worn independently as a brooch or pendant; it is cut-down collet-set throughout with Old Mine-cut and Old European brilliant-cut diamonds, the central stone of a larger size and warmer color. How elegant and extraordinary is this piece of jewelry? Main diamond: Old Mine-cut; estimated 2.90 carats (approximately 8.33 x 8.33 x 6.59 mm); L/M color (assessed); SI1 clarity (assessed). Other diamonds: Old Mine-cut and Old European brilliant-cut; estimated 3.0 carats in total. Partial maker’s mark “L” attributed to Portuguese crown jeweler Leitão & Irmão (reg. 1887). Partial hallmark, possibly “tiger II” (used 1887-1937) for 19.2kt (800/1,000) gold. Dimensions: 4.1 cm. Gross weight: 10.45g (as a brooch); 12.25g (as a hair piece). This item is in good condition, with marks and scratches consistent with general age and wear. Antique, period and vintage pieces, both signed and unsigned, are being offered as worn. Unless otherwise stated, all weights and quality factors have been graded as mounting permitted and using classic gemology and standard gemological equipment and might slightly differ from the assessments provided by other gemologists. Assessments related to period of manufacture or geographic origin of gemstones are expert opinions and may differ from the assessments provided by other professionals. Colors in the pictures/videos might slightly differ from the colors in real life. When certificated stones are being offered, the certificate or report will be mentioned. For additional information or clarification, please get in touch and our in-house team of expert GIA Graduate Gemologists and Registered Appraisers/Valuers will be happy to help. Upon request, every item sold by Espadim 1985 will be accompanied by a complimentary valuation, which you can use for insurance, authenticity and reference and safekeeping purposes; this will contain a detailed description, technical information and photographic records of the item.

Creator:

Leitão & Irmão

Metal:

Gold,18k Gold,Yellow Gold,Silver

Stone:

Diamond

Stone Cut:

Old Mine Cut

Weight:

12.25 g

Dimensions:

Width: 1.62 in (41 mm)Length: 1.62 in (41 mm)