Estimate

300 - 500

Session 1

25 March 2026

Hammer Price

Description

Carnelian agate
With .835 silver mounts and two unakite spheres
Porto hallmark (1985-2020), silversmith's mark of Virgílio da Costa Barroca (reg. 1983) and LUIZ FERREIRA maker's mark
(minor signs of wear)

Height: 6 cm
11x12 cm

Additional Information

Literature:
VIDAL, Manuel Gonçalves; ALMEIDA, Fernando Moitinho de - "Marcas de Contrastes e Ourives Portugueses (1887 a 1993)", vol. II. Lisboa: IN-CM, nº 4109 e 5026