An 18ct white gold diamond 'Colisée' quartz wristwatch, by The Royal Diamond for Chatila
The cartouche-shaped white dial with grey reeded centre, Arabic quarters, diamond collet hour markers and subsidiary seconds, to a diamond-set bezel, reeded lugs, diamond-set buckle and later leather straps, European Convention mark, case 30mm wide
Dial and case signed The Royal Diamond, buckle with maker's mark, case signed 'Colisée', no. 006 and BA 220
An 18ct white gold diamond 'Colisée' quartz wristwatch, by The Royal Diamond for Chatila
The cartouche-shaped white dial with grey reeded centre, Arabic quarters, diamond collet hour markers and subsidiary seconds, to a diamond-set bezel, reeded lugs, diamond-set buckle and later leather straps, European Convention mark, case 30mm wide
Dial and case signed The Royal Diamond, buckle with maker's mark, case signed 'Colisée', no. 006 and BA 220
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