Seiko Cal. 4577 - 893

Seiko 4577-893

The Seiko 4577-893 represents an important milestone in Seiko's 1975 lineup. Powered by the 4577 caliber with 30j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-97386c66ec77]

Also known as: Monster, Sumo

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
11.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Navy
Jewels
30j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1975

Related Models

seikata-wm-97386c66ec77