Seiko Cal. 3864 - 697

The 3864-697 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-0dc3feb5a087]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1976

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