Seiko Cal. 7156 - 406

The Seiko 7156-406 represents an important milestone in Seiko's 1978 lineup. Powered by the 7156 caliber with 29j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-c86c0f83ca54]

Also known as: Turtle, Samurai

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1978

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