Seiko Cal. 3898 - 947

This Spring Drive model from 1977 features a 43mm Hardlex-Coated Steel case. Powered by the 3898 caliber with 25j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-45e91798c334]

Also known as: Panda, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1977

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