Seiko Cal. 5684 - 653

This Spring Drive model from 1969 features a 38mm Titanium case. Powered by the 5684 caliber with 36j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-97ddd9bb24c8]

Also known as: Pogue, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1969

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