Seiko Cal. 5639 - 440

This Quartz model from 1965 features a 44mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-1fa4373343fc]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1965

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