Seiko Cal. 3897 - 499

This Spring Drive model from 1989 features a 37mm Stainless Steel case. Powered by the 3897 caliber with 23j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-4f2104db473d]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1989

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