Jaeger-LeCoultre Master Compressor Chronograph Men's Watch Q1758170. This watch has an automatic movement contained within a 41mm stainless steel case. The dial is black with white Arabic numerals, date display, stopwatch, tachymeter, and chronograph function covered by a scratch resistant sapphire crystal. The strap is a stainless steel bracelet with a deployment buckle. Water resistant up to 100 meters.