Seiko Cal. 5617 - 921

This Spring Drive model from 1966 features a 44mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-12fea9d3360a]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1966

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