Rare Vintage Louis Audemars 'Made for Breguet' Perpetual Calendar Quarter Repeating Center Seconds Pocket Watch in rose gold from 1894 | Fine & Rare luxury vintage watches at 2ToneVintage Watches Singapore.
Patek Philippe & Co. For Tiffany & Co. Pocket Watch Ref 725
Audemars Piguet, Very Fine Minute Repeating Perpetual Calendar | Lot #54065 | Heritage Auctions
Heartbeat: 1880 Louis Audemars Minute Repeater, Perpetual Calendar, And Chronograph - Quill & Pad
POCKET WATCH WITH PERPETUAL CALENDAR, Le ROY & FILS à Paris, ca. 1900. Yellow gold 18K. Polished case 12870, dust cover signed Le Roy & Fils, H.gers de la marine Palais Royal,
Patek Philippe | A rare and attractive yellow gold minute repeating perpetual calendar open face pocket watch with moonphase and 24-hour indication (1986) | Artsy
Patek Philippe PERPETUAL CALENDAR POCKET WATCH 'RARE DIAL VARIANT' REF. 725J - Collectability