Seiko Cal. 5617 - 643

Seiko 5617-643

This Quartz model from 1968 features a 36mm PVD Black case. Powered by the 5617 caliber with 19j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-9bfbef35f85c]

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
36mm
Case Thickness
11.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
19j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1968

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