Seiko Cal. 4445 - 710

The 4445-710 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-440a028ce207]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1972

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