Seiko Cal. 3866 - 312

Seiko 3866-312

The 3866-312 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-d4b44f6925f2]

Also known as: Bullhead

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
12.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Black
Jewels
17j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1968

Related Models

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