Discover Corum's precision with the Bubble (ref. L390/03634), a refined timepiece that blends thoughtful design with reliable performance. A study in proportion and durability: crafted in titanium and measuring 52 mm in diameter, with a thickness of 20.2 mm, defined by a round silhouette, protected by pvd coating. The caseback is open, and the crystal is sapphire, delivering water resistance to 10000 meters. The dial composition is deliberate and legible: a multi-color tone, executed in brass, framed by stick / dot hour markers, and proprietary hands. Among collectors, it is nicknamed "Clown". Beneath the caseback lies dependable performance: the CO 390 caliber. Produced in limited numbers, appealing to focused collectors. Initial production year: 2018. 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.