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TWO ART DECO DIAMOND, BLACK ONYX AND ENAMEL LORGNETTES, BY BLACK, STARR & FROST AND JANESICH
The first, with pavé-set diamond and black onyx striped handle; the second, with pavé-set diamond and calibré-cut black onyx nose-piece to the black onyx hoop handle with pavé-set diamond and black enamel detail, circa 1920, the second with French assay marks
The first signed B. S. & F. for Black, Starr & Frost, the second signed Janesich, no. 198 (2)
The first, with pavé-set diamond and black onyx striped handle; the second, with pavé-set diamond and calibré-cut black onyx nose-piece to the black onyx hoop handle with pavé-set diamond and black enamel detail, circa 1920, the second with French assay marks
The first signed B. S. & F. for Black, Starr & Frost, the second signed Janesich, no. 198 (2)