Seiko Cal. 5639 - 757

This Quartz model from 1965 features a 35mm Titanium case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-d897901e3fef]

Also known as: Rally, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1965

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