Seiko Cal. 7173 - 810

The Seiko 7173-810 represents an important milestone in Seiko's 1978 lineup. With its 21mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-d8ace989fc95]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1978

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