Seiko Cal. 6138 - 745

This Spring Drive model from 1965 features a 42mm Titanium case. Powered by the 6138 caliber with 35j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-5380a92f50b7]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1965

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