Seiko Cal. 4445 - 731

The 4445-731 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-85a84d3f21b5]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1979

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