Discover IWC's precision with the GST Aquatimer (ref. IW3723-01), a refined timepiece that blends thoughtful design with reliable performance. A study in proportion and durability: crafted in titanium and measuring 44 mm in diameter, with a thickness of 16.3 mm, defined by a round silhouette, paired with a rotating, 0-60 (dive) bezel. The caseback is closed, and the crystal is sapphire, delivering water resistance to 12000 meters. The dial composition is deliberate and legible: a black tone, framed by stick / dot hour markers, and stick hands. Beneath the caseback lies dependable performance: the 79470 caliber. Introduced in 20042009. Comfort and balance define the wearing experience, making it an easy daily companion. Subtle transitions between textures elevate the overall impression. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.