Men's Leather Sapphire Moon Phase Real Tourbillon Mechanical WristwatchEquipped with a tourbillon mechanical movement, this waterproof wristwatch for men ensures optimal accuracy. Featuring an attractive moon phase crystal dial, the versatile round case of this stunning watch is made using top quality stainless steel. The perfect pick for a business event, its elegant leather band proffers a refined look. Well secured with a push button hidden clasp, order this incredible watch to impress one and all! Specifications