Seiko Cal. 7140 - 164

The Seiko 7140-164 represents an important milestone in Seiko's 1978 lineup. Powered by the 7140 caliber with 23j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-fac69e5f5a3b]

Also known as: Goldfeather, World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1978

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