Seiko Cal. 4581 - 819

Seiko 4581-819

The Seiko 4581-819 represents an important milestone in Seiko's 1982 lineup. Powered by the 4581 caliber with 19j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-fb143dd74cb0]

Also known as: Bullhead

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
11.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Black
Jewels
19j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1982

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