Seiko Cal. 3896 - 633

This Automatic model from 1991 features a 42mm Hardlex-Coated Steel case. Powered by the 3896 caliber with 33j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-0a891ad23ae2]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1991

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