Seiko Cal. 5681 - 648

Seiko 5681-648

The 5681-648 is a sought-after Kinetic piece from Seiko's golden era. With its 21mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-af99174c5554]

Also known as: Monster

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
43mm
Case Thickness
11.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1968

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