Seiko Cal. 3866 - 761

Seiko 3866-761

The 3866-761 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-fdbda0a59f5c]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
12.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
White
Jewels
23j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1966

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