Seiko Cal. 5648 - 834

The Seiko 5648-834 represents an important milestone in Seiko's 1972 lineup. Powered by the 5648 caliber with 25j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-6fb6a961baad]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1972

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