Seiko Cal. 7173 - 504

Released in 1977, the Cal. 7173 with design code 504 was part of Seiko's domestic market collection. With its 18mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-e431df2daff5]

Also known as: Crown, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1977

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