Gubelin. A large 14K gold and stainless steel self-winding square-shaped triple calendar wristwatch with sweep center seconds and phases of the moon

Gubelin. A large 14K gold and stainless steel self-winding square-shaped triple calendar wristwatch with sweep center seconds and phases of the moon
Signed Gubelin, Ipsomatic, circa 1950
With circular nickel-finished lever movement, 25 jewels, metal dust cap, the silvered matte dial with applied baton and square numerals, gilt dauphine hands, sweep center seconds, outer ring calibrated for date with corresponding central date hand, apertures for day, month and phases of the moon, the gold square-shaped case with raised bezel, large flared downturned lugs, stainless steel snap on back, case, dial and movement signed
31 mm. wide