Seiko Cal. 7140 - 738

The 7140-738 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7140 caliber with 17j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-902c36c85dd6]

Also known as: Samurai, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1975

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