Seiko Cal. 6616 - 728

Seiko 6616-728

This Quartz model from 1972 features a 44mm Two-Tone case. Powered by the 6616 caliber with 20j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-341b523c7c3b]

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
44mm
Case Thickness
10.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
White
Jewels
20j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1972

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seikata-wm-341b523c7c3b