Seiko Cal. 4445 - 640

This Quartz model from 1965 features a 39mm PVD Black case. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-d8ea7e0cb4e7]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1965

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