A black calfskin leather strap, sapphire crystal, and 3 ATM water resistance ensure both style and durability. Fortuna Born to Dive Automatic Stainless Steel Swiss Automatic Wristwatch SN724A. Tonino Lamborghini Panfilo 44mm Automatic Wristwatch TLF-T03-4.
This is the Hublot Big Bang Unico Magic Sapphire ref. RX — no word to describe it other than stunning. Its got a 45mm polished sapphire crystal, fully transparent case where the only interruption is the H-screws holding it together.