Seiko Cal. 3818 - 836

Seiko 3818-836

The 3818-836 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3818 caliber with 17j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-d2144bbc63aa]

Also known as: Sportsmatic, Emperor

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
40mm
Case Thickness
11.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Cream
Jewels
17j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1987

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