Seiko Cal. 5671 - 708

This Hand-Winding model from 1966 features a 42mm Hardlex-Coated Steel case. Powered by the 5671 caliber with 27j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-0a4a57713b77]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1966

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