Four 18ct gold quartz wristwatches, by Royal Swiss for Jahan, and a quartz wristwatch, by Jahan

Four 18ct gold quartz wristwatches, by Royal Swiss for Jahan, and a quartz wristwatch, by Jahan Four with white hexagonal dials, Roman numerals, phases of the moon, apertures for date and month and sweep centre seconds, to sapphire-set crowns, <i>European Convention marks, cases 35mm wide</i>; and a wristwatch with white circular dial, Roman numerals and date aperture to a sapphire-set crown, <i>case 35mm wide</i> <i>Partially illustrated</i> Four with dial signed Royal Swiss Geneve, nos. 0022, 005, 0010 and 0015; the other with dial and case signed Jahan, case no. 959