Seiko Cal. 4445 - 544

This Spring Drive model from 1966 features a 37mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-c33855891351]

Also known as: Sumo, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1966

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