Reference: L3.700.4 fixed frame Diameter of frame: 41 mm Material: stainless steel Crystal: sapphire crystal, scratch-resistant, with several anti-reflective layers Blue dial, silver and red hands Screw-down crown with Longines logo Caliber: L440 Function: calendar, minute hand at 4 o'clock, small seconds hand at 6 o'clock Chronograph functions: central chronograph seconds hand and hundredths of a second counter, 12-hour counter at 10 o'clock, and 30-minute counter at 2 o'clock clockwise Strap material: with triple folding safety buckle and Stainless steel with push-button opening mechanism. Length of strap + watch: about 22cm (folded) This is a sports watch that is durable and spectacularly beautiful. In good condition with signs of wear and tear There is a small bump on the bezel at 3 o'clock. Very good operation. All parts are original, There is no box or documentation. Shipped by insured mail.