Japanese Seiko VK63 Movement  (Quartz). Finished in 316L stainless steel. Sapphire crystal with anti-reflective treatment. Water resistant 10BAR/100M.

Specifications:

• Weight: 78.5 g.
• Case diameter: 41 mm.
• Case thickness: 13 mm.
• Material: 316L stainless steel.
• Crown: Screw-down.
• Crystal: Sapphire crystal with hard coating, scratch resistant and anti-reflective treatment.
• Additional indication: Day of the month between the 4 and 5 o'clock position.
• Waterproof: Up to 10 bars.
• Movement: Japanese VK63 (Quartz).
• Power reserve: N/A.
• Strap width: 20mm.
• Strap length: 22cm.