Seiko Cal. 3813 - 237

The Seiko 3813-237 represents an important milestone in Seiko's 1992 lineup. Powered by the 3813 caliber with 36j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-54577000f8ac]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1992

Related Models

• Seiko 5695-718
• Seiko 4586-952
• Seiko 6362-252
• Seiko 6292-904
• Seiko 7124-689
• Seiko 4570-442
• Seiko 5649-717
• Seiko 4495-656
• Seiko 6318-913
• Seiko 6169-134
• Seiko 6691-501
• Seiko 4587-284