Brand: BLANCPAIN

Model: Leman astronomic ref 4563-3642-55b pink gold limited edition from 2004

Limited Edition: Limited to 200 pieces

Year: 2004

Reference: 4563-3642-55B

Case: 18k rose gold

Movement: Automatic

Bracelet: Leather

Buckle: 18k rose gold deployant clasp

Diameter: 40mm

Price: 19.800€

The Blancpain Léman Astronomic is a compelling fusion of traditional haute horlogerie and early 21st-century refinement. Its rare hinged case, combined with a complete calendar and moon-phase display, makes it a standout creation within Blancpain’s modern history, elegant, mechanically accomplished, and quietly exclusive.

The substantial round case is crafted in 18k pink gold and distinguished by its hinged hunter-style cuvette, an elegant and technically demanding construction rarely seen in modern watchmaking. The warm tone of the gold enhances the sculptural profile of the Léman case, while the polished surfaces display a pleasing, honest patina consistent with careful wear. The hinged cover protects the crystal and adds a ceremonial quality to the act of reading the time, recalling classical pocket-watch traditions reinterpreted for the wrist.

The multi-level dial is executed in a finely engraved silvered finish with radiating guilloché, offering depth and visual dynamism. Twin apertures at 12 o’clock display the day and month, while a peripheral date scale with a blued pointer hand encircles the dial. At 6 o’clock, a moon-phase indication is integrated with a subsidiary seconds display, providing a balanced and harmonious layout. Applied gold markers and matching hands complete a composition that is both highly legible and richly detailed, signed “Blancpain” beneath the calendar apertures.

Housed within is an in-house automatic movement, visible through the sapphire caseback once the hinged cuvette is opened. The caliber is richly finished, featuring a solid gold rotor engraved with the Blancpain name. Combining multiple calendar indications with a moon-phase display, the movement exemplifies Blancpain’s long-standing expertise in traditional high complications and refined mechanical execution.

A refined 2004 Blancpain Léman Astronomic in 18k pink gold, distinguished by its rare hinged case, complete calendar with moon phase, and in-house automatic movement, offered as a sophisticated limited-edition complication.