Seiko Cal. 4445 - 161

The Seiko 4445-161 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-6ae103cdf3e4]

Also known as: Samurai, Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1978

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