Seiko Cal. 6381 - 166

Seiko 6381-166

The 6381-166 is a sought-after Solar piece from Seiko's golden era. Powered by the 6381 caliber with 35j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-6ae2c8315bf5]

Also known as: Emperor

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
42mm
Case Thickness
11.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Cream
Jewels
35j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1979

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