Seiko Cal. 4490 - 905

Seiko 4490-905

The Seiko 4490-905 represents an important milestone in Seiko's 1979 lineup. Powered by the 4490 caliber with 30j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-4b02953eff14]

Also known as: Monster, Sumo

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1979

Related Models

seikata-wm-4b02953eff14