Seiko Cal. 5642 - 315

This Spring Drive model from 1981 features a 37mm Hardlex-Coated Steel case. Powered by the 5642 caliber with 27j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-b32d9a2be8dc]

Also known as: Panda, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1981

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