Steel
The International Little Prince Pilot Series Watch features a constant power tourbillon! Power reserve lasts up to 60 hours. Case: Designed with a one-to-one replication of the original, both the front and back of the case, as well as the side profile and curved brushed finish, perfectly synchronize with the original. Diameter is 46mm, thickness is 13.5mm. The glass is made of high-hardness mineral crystal, scratch-resistant and blemish-free. Strap: Made of imported first-layer cowhide and solid 316 stainless steel, paired with an original IWC folding clasp, the lettering on the clasp is clear, restoring the details of the genuine product.