Seiko Cal. 5627 - 341

This Automatic model from 1978 features a 42mm Two-Tone case. Powered by the 5627 caliber with 34j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-2b3d545047d7]

Also known as: Sportsmatic, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1978

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