Seiko Cal. 6145 - 523

This Spring Drive model from 1978 features a 36mm Hardlex-Coated Steel case. With its 22mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-f67280b2a4dc]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1978

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