Seiko Cal. 0715 - 638

The Seiko 0715-638 represents an important milestone in Seiko's 1969 lineup. Powered by the 0715 caliber with 31j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-850a60ca7dce]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1969

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