Seiko Cal. 4490 - 887

Seiko 4490-887

Released in 1969, the Cal. 4490 with design code 887 was part of Seiko's domestic market collection. Powered by the 4490 caliber with 32j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-2894d025abb7]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
10.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
50m
Dial Color
Burgundy
Jewels
32j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1969

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seikata-wm-2894d025abb7