Seiko Cal. 6370 - 727

This Solar model from 1978 features a 45mm Stainless Steel case. With its 19mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-fa9c82c3854d]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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