Hublot Calendar window aligned, 3 small dials and large dial aligned.Produced by LS Factory, Hublot BIG BANG .OM.RX series 20th Anniversary Edition.1. The original version features a new mold with a 43mm case, while the market version is 44mm, utilizing the shell of the old .SB.RX model. The two chronograph buttons are more pronounced. The non-market version adopts a completely new design, with a more ergonomic case and refined case details. It has larger polished bevels. The dimensions are 43mm~15mm, and the 43mm wide case has been carefully modified to match the original size exactly.2. The calendar has been upgraded. By modifying the movement, the date window of the non-market version has been pushed to the edge of the dial, unlike the standard version's calendar window.3. The 3 o'clock sub-dial has been restored to match the original's large sub-dial. The non-market version's 3 o'clock sub-dial is affected by the calendar window, making it a small sub-dial.4. Equipped with the HUB automatic mechanical movement, it precisely drives the chronograph function, with a 72-hour power reserve, embodying the pinnacle of mechanical artistry through outstanding performance.5. One-button quick-release fluororubber strap allows for easy switching of wearing styles, balancing comfort and trendiness. The strap is made from imported fluororubber, offering a more comfortable feel and better texture.6. The mirror uses sapphire crystal. The sapphire crystal is transparent and anti-reflective, ready to face daily challenges.Classic Heritage Innovative Tribute.To celebrate Hublot's 20th anniversary, the BIG BANG series launches a limited commemorative edition, merging iconic design with cutting-edge watchmaking craftsmanship, paying tribute to the spirit of breakthrough in the era.
