Seiko Cal. 6357 - 425

This Hand-Winding model from 1978 features a 36mm Hardlex-Coated Steel case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-53be1838bc53]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1978

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