Seiko Cal. 0737 - 540

This Automatic model from 1970 features a 35mm Hardlex-Coated Steel case. With its 22mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-5eebbbf88bdd]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1970

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