Seiko Cal. 4416 - 262

This Hand-Winding model from 1966 features a 37mm Hardlex-Coated Steel case. With its 21mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-6e0746443ab0]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1966

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