Seiko Cal. 5697 - 964

The 5697-964 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5697 caliber with 26j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-1f86e2436859]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1965

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