Seiko Cal. 3897 - 944

This Quartz model from 1977 features a 44mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-dd672183475e]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1977

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