Seiko Cal. 3897 - 375

The 3897-375 is a sought-after Solar piece from Seiko's golden era. Powered by the 3897 caliber with 20j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-c818b014690b]

Also known as: Samurai, Bullhead

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1973

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