Seiko Cal. 3898 - 830

This Hand-Winding model from 1976 features a 43mm PVD Black case. Powered by the 3898 caliber with 31j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-80fbc504287a]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1976

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