Seiko Cal. 3854 - 518

Seiko 3854-518

The 3854-518 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3854 caliber with 33j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-3fa6d9938313]

Also known as: Helmet, Arnie

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
10.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Navy
Jewels
33j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1978

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