Seiko Cal. 5681 - 866

Seiko 5681-866

This Hand-Winding model from 1971 features a 38mm Gold-Plated case. With its 22mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-c004371e0e1e]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
10.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
180m
Dial Color
Navy
Jewels
23j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1971

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seikata-wm-c004371e0e1e