Omega Butterfly series watch with American alligator leather strap, the most classic gentleman s business watch, unmatched. Special channel, 100% original factory addition. Accessories can be serviced at major counters for a fee. Supports counter comparison. Watch dimensions: 39.5mm dial size. The case is made of genuine imported 904L medical stainless steel, currently the most precise in the world. Comes with an American alligator leather strap for dual wear. Anti reflective sapphire scratch resistant glass. Original Swiss imported movement, model ETA W movement. Most on the market are equipped with 2824, which is a lower grade. Extra long power reserve, daily deviation meets international standards within 5 seconds. Zero faults. Comes with a complete gift box, perfect for gifting.