Seiko Cal. 3866 - 601

Seiko 3866-601

The Seiko 3866-601 represents an important milestone in Seiko's 1967 lineup. Powered by the 3866 caliber with 30j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-bc9c1e896110]

Also known as: Turtle, Monster

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
37mm
Case Thickness
11.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Burgundy
Jewels
30j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1967

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seikata-wm-bc9c1e896110