Seiko Cal. 3866 - 924

Seiko 3866-924

The 3866-924 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-fecca852ed5b]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
11.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Black
Jewels
34j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1985

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