Cvstos Sealiner QP Marea Bicolor 5N Red Gold, 41 mm or 45 mm. Cvstos CVS6510-YC Self-winding mechanical, Skeletonized, with function Date, Day, Hour, minute, seconds, Leap Year, Moon phase, Tide indicator.

Case

Challenge Sealiner or Challenge Sealiner GT, Tonneau-shaped 53.7 x 41 mm, Tonneau-shaped 59 x 45 mm

Material & Color
Bicolor 5N Red Gold, Bicolor 5N Red Gold

Crystal
Sapphire with none-reflective coating on both sides. Caseback Open with sapphire crystal

Crown
Screw-down, polished Titanium Grade 5 or 5N Red Gold, rubber insert

Screws
Polished Titanium Grade 5, exclusive CVSTOS TECHNOLOGY pattern

Water resistance
100 Meters / 10 ATM

Dial

Teak wood plate Rhodium-plated or goldened decorative applique, polished with Côtes de Genève finish

Color
5N Red Gold

Indexes
Super-Luminova treated

Hands
Pierced, chromed and Super-Luminova treated

Movement

Cvstos CVS6510-YC Self-winding mechanical, Skeletonized

Functions
Date, Day, Hour, minute, seconds, Leap Year, Moon phase, Tide indicator

Power-Reserve
42 hours

Frequency
28,800 vibrations/hour

Number of Jewels
21

Bracelet

Alcantara, Alligator leather, Rubber

Clasp
Folding clasp