Seiko Cal. 4490 - 281

Seiko 4490-281

The Seiko 4490-281 represents an important milestone in Seiko's 1967 lineup. Powered by the 4490 caliber with 25j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-f6d95f329311]

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
36mm
Case Thickness
9.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1967

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