Seiko Cal. 3897 - 974

The Seiko 3897-974 represents an important milestone in Seiko's 1984 lineup. It features a Cream dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-41040115d4f9]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1984

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