Seiko Cal. 4418 - 135

This Hand-Winding model from 1970 features a 41mm Hardlex-Coated Steel case. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e56f18dfbc9f]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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