Seiko Cal. 5617 - 103

This Spring Drive model from 1978 features a 39mm PVD Black case. Powered by the 5617 caliber with 19j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-2ae38b2db676]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1978

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