細節
A GOLD SQUARE SELF-WINDING WRISTWATCH
PATEK PHILIPPE & CO., GENEVE, NO. 765402
The nickel adjusted 30-jewel cal. 12'''-600AT movement with 18K gold rotor, silvered dial, gold raised abstract chapters and hands, subsidiary seconds, within an 18K gold case, ref. 2540, 18K gold buckle to leather strap, signed on case, dial and movement, 1955-60