White Steel: Rose/Black .The IWC Ingenieur collection pays tribute to the classic design of Gerald Genta! .1. The movement features the in-house caliber 82650, known for its stable operation and precise timekeeping, with almost zero defects! The small seconds at the 6 o'clock position operates on a 24-hour basis! .2. The case is made from a genuine mold, perfectly replicating the original at a 1:1 scale! The watch measures 41.6mm, with the entire case featuring extensive brushing. The striking round bezel is paired with functional screws, and the polished treatment on the sharp edges enhances the luxurious feel of the watch, matching the original craftsmanship perfectly! .3. The dial features a triple sub-dial layout with an iconic grid pattern, showcasing unique textures created by delicate lines and squares, highlighting three sub-dials that exhibit a sunburst effect, thus offering multiple display functions! The glass is made of double-sided anti-reflective coated sapphire crystal! .4. The watch comes with an integrated H-shaped link bracelet that matches the case's polished finish, and the clasp is engraved with the classic IWC logo. The design ensures better wearability through improved proportion and flexibility.5. The most striking IWC Ingenieur perpetual calendar watch is suitable for various business occasions, effortlessly combining simplicity and elegance! Watch enthusiasts are welcome to appreciate this masterpiece.