Seiko Cal. 4446 - 494

This Hand-Winding model from 1965 features a 36mm Titanium case. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-2210d047af58]

Also known as: Sportsmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1965

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