Seiko Men's Dress Stainless Steel Japanese-Quartz Watch with Leather Calfskin Strap, Black, 20.5 (Model: SNE491)

Solar

Powered by light energy- no battery change required

10-month power reserve once fully charged

Date calendar

Screwdown caseback

Case diameter: 42.0mm

Stainless steel case

Leather strap

Water-resistant to 10 bar, 100 meters (330 feet)

Caliber V157