Seiko Cal. 6618 - 309

This Solar model from 1972 features a 42mm Stainless Steel case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-62a8d94b98d0]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1972

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