Seiko Cal. 6616 - 676

Seiko 6616-676

This Hand-Winding model from 1973 features a 44mm Titanium case. Powered by the 6616 caliber with 21j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-e405a5839af8]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
44mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Green
Jewels
21j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1973

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