IWC. An attractive 18K white gold wristwatch with sweep centre seconds, black gloss dial, diamond-set quarters and original box

IWC. An attractive 18K white gold wristwatch with sweep centre seconds, black gloss dial, diamond-set quarters and original box
Signed International Watch Company, Schaffhausen, ref. 1205, movement no. 1'347'861, case no. 1'413'193, manufactured in 1957
Cal. 401 nickel-finished lever movement, 17 jewels, black gloss dial, applied white gold baton numerals and diamond-set quarters, sweep centre seconds, circular case, extended lugs, snap on back, stainless steel IWC buckle, case, dial and movement signed
33.5 mm. diam.