Seiko Cal. 3810 - 979

This Automatic model from 1975 features a 46mm Stainless Steel case. Powered by the 3810 caliber with 23j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-fea8e56df4bf]

Also known as: Bellmatic, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1975

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