Seiko Cal. 4445 - 150

The Seiko 4445-150 represents an important milestone in Seiko's 1973 lineup. It features a Navy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-acdd0bf19d3a]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1973

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