Seiko Cal. 3897 - 960

The Seiko 3897-960 represents an important milestone in Seiko's 1975 lineup. Powered by the 3897 caliber with 33j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-aaeebe21ea3b]

Also known as: Samurai, Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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