Seiko Cal. 3815 - 874

Seiko 3815-874

The Seiko 3815-874 represents an important milestone in Seiko's 1979 lineup. Powered by the 3815 caliber with 17j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-ae4ac461ffef]

Also known as: Sea Horse

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
38mm
Case Thickness
15.3mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Silver
Jewels
17j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1979

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