Seiko Cal. 3898 - 516

This Spring Drive model from 1969 features a 43mm Hardlex-Coated Steel case. Powered by the 3898 caliber with 34j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-575dbf36d066]

Also known as: Tuna, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1969

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