The Jaeger-LeCoultre Polaris Calendar series presents a modern dual-crown design combined with flowing sporty-elegant lines, delivering a deep, refined yet distinctive aesthetic.
Case
Case size: 42 × 13.1 mm
The case is classically proportioned and carefully hand-finished. It features:
Brushed finishing on the sides
Polished chamfered edges
Multi-stage polishing processes aligned with original design standards
The caseback is engraved with diving suit-inspired motifs in a style consistent with the Polaris design language, featuring decorative engraving textures.
Movement
Powered by a slim and stable 9015-based movement modified into a JCL 899A/1-style configuration. The movement is engineered to balance thinness and functional performance, aiming to closely replicate the original wearing experience.
A refined interpretation of the Polaris Calendar aesthetic, combining sport-oriented functionality with elegant modern design cues.




