Cvstos Sealiner PS BlackSteel / 5N, 41 mm or 45 mm. Cvstos CVS410 Self-winding mechanical, Rhodium treated, Skeletonized, with function Hour, minute, seconds, Skeletonized date disc.
Case
Challenge Sealiner or Challenge Sealiner GT, Tonneau-shaped 53.7 x 41 mm, Tonneau-shaped 59 x 45 mm
Material & Color
5N Red Gold, Steel, 5N Red Gold, Black
Crystal
Caseback Open with sapphire crystal
Crown
Screw-down, polished Titanium Grade 5 or 5N Red Gold, rubber insert
Screws
Polished Titanium Grade 5 or 5N Red Gold, exclusive CVSTOS TECHNOLOGY pattern
Dial
Teak wood plate Rhodium-plated or goldened decorative applique, polished with Côtes de Genève finish
