Seiko Cal. 3818 - 998

Seiko 3818-998

The 3818-998 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3818 caliber with 34j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-509d05eb8aea]

Also known as: Bullhead, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
100m
Dial Color
Silver
Jewels
34j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1982

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