660

A ring


Estimate

2.000 - 3.000


Session 2

6 June 2023



Description

Gold 800/000
Set with oval cut ruby of approximately 1,47 ct. (8x6,55x3,4 mm) (evidence of treatment) and 36 brilliant cut diamonds totalling approximately 0,72 ct.
Oporto hallmark (1985-2020) and goldsmith's mark Amadeu da Costa (regd. 1954)
(signs of wear)

Med. 16 (EU)
5 g


Category

Jewellery


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 4093 e 3355.



Closed Auction