Seiko Cal. 3813 - 499

Seiko 3813-499

The Seiko 3813-499 represents an important milestone in Seiko's 1979 lineup. Powered by the 3813 caliber with 25j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-a41348e51af9]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
44mm
Case Thickness
14.2mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
70m
Dial Color
Burgundy
Jewels
25j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1979

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