Discover Christiaan van der Klaauw's precision with the Astronomical Masterpieces (ref. CKPT7705), a distinctive model that balances proportion, precision, and presence. On the wrist, the case feels purposeful: crafted in white gold and measuring 40 mm in diameter, defined by a round silhouette. The caseback is open, and the crystal is sapphire. Visually, the face is where character emerges: a blue tone, executed in aventurine, framed by roman numerals hour markers, and breguet hands. Mechanically, the watch prioritizes accuracy: the CVDK7386 caliber. The silhouette offers presence without excess, lending confidence in a range of situations. Finishing showcases disciplined attention to detail across facets, edges, and surfaces. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.