Seiko Cal. 6620 - 371

This Solar model from 1972 features a 40mm Titanium case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-b36fc4efab7d]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1972

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