Be smart and save money How to buy & Technic of bargain tips What's is size of dail size. Moment of watachs & automatic or change. Chronograph is used as a stopwatch and it has indicated sweep seconds hand it can be started, stopped & returned to zero . finally most important thing WINDING, it's is a mechanical watches that mainspring is WOUND automatically as a result of the motion of wearer to provide eneto run a watch. 5. Material of the watch and stamp type (best if that's strap is stainless steel) Next turbine wheel watches information Turbine wheel