PREST. A HIGHLY RARE AND UNUSUAL 18K GOLD OPENFACE SPLITTABLE SECONDS WATCH WITH SECTOR TIME INDICATION SIGNED THOMAS PREST, CHIGWELL, NO. 527, STAMPED WITH LONDON DATE LETTER FOR 1840 Vintage, Steampunk, Antique Watches, Old Watches, Vintage Watches, Old Pocket Watches, Vintage Pocket Watch, Antique Jewelry, Pocket Watch Antique