Rare Patek Philippe 18K Rose Gold Hourglass Ref. 1593
18K rose gold Patek Philippe Ref. 1593, made circa 1953, is a very rare, rectangular “bombé”, flared, 18K pink gold wristwatch. The 25mm x 40mm elongated tank case has concave sides, pillar shaped lugs, snap-on case back , and original split crystal. The dial features applied yellow gold dart and dot indexes and Arabic numerals, subsidiary seconds, and yellow gold leaf hands, calibre 9”’-90, tonneau-shaped, 18 jewel movement.