Estimate

1.300 - 1.600

Session 3

26 March 2026

Hammer Price

Description

Gold, fineness .800
Set with an emerald-cut smoky quartz and 30 diamonds with an approximate weight of 0.10 ct
Porto hallmark (1985-2020) and goldsmith's mark of Manuel António da Costa Santos & Filhos Ldª-ARTEJOIA (reg. 1966)

Height: 4,5 cm
26,5 g

Additional Information

Literature:
VIDAL, Manuel Gonçalves; ALMEIDA, Fernando Moitinho de - "Marcas de Contrastes e Ourives Portugueses (1887 a 1993)", vol. II. Lisboa: IN-CM, 1996, nº 4093 e 3990