Tantalum Edition

Specifications

Movement

• Design : Designed in collaboration with the Vallée de Joux watchmaking factory.
• Reassembly : Manual.
• Dimensions : 13 1/4 lines (30 mm diameter), 3.90 mm thick.
• Number of rubies : 26.
• Frequency : 28,800 vibrations per hour (4 Hz).
• Accuracy : Adjustment to -4/+6 seconds per day.
• Power reserve : 120 hours (5 days).
• Functions : Hours, minutes and central seconds.
• Engraving : Lines representing the height of the mountains, filled with SuperLuminova BGW9.
• Finish : Sunburst starting from the center of the movement.
• Certification : Officially certified chronometer (ISO 3159), 100% Swiss Made.

Housing

• Construction : Three parts (bezel, central body, back) screwed together.
• Dimensions : Diameter 40 mm, thickness 9.4 mm (including glass), lug to lug length 46 mm.
• Material : Tantalum, a rare and precious metal known for its durability and unique hue.
• Finish : Sandblasted case with matte bezel and polished details.
• Lug width : 20 mm.
• Glass : Sapphire crystal with anti-reflective treatment on the inside.
• Case back : Screw-down case back with sapphire crystal including anti-reflective treatment.
• Water resistance : 100 meters (10 ATM).
• Crown : Tantalum with embossed HP logo.