Seiko Cal. 5617 - 100

This Spring Drive model from 1983 features a 42mm PVD Black case. Powered by the 5617 caliber with 23j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-a152d99f2b89]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1983

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