IWC 18k yellow gold GST Chronograph, Ref. 9557, featuring a quartz movement; silvered dial; chronograph with the 12-hour register at 3 o'clock and 30-minute register at 9 o'clock; small seconds subdial at 6 o'clock with date aperture; and 36mm, 18k yellow gold case on an 18K yellow gold bracelet. Case, dial, and movement signed IWC. The total weight of the watch is 191.18 grams. Box & Cert Dated 2003. Collectible item..........