Seiko Cal. 4550 - 398

Seiko 4550-398

This Automatic model from 1988 features a 34mm Stainless Steel case. Powered by the 4550 caliber with 30j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-af2e2a91a1b4]

Also known as: Monster

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
12.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Cream
Jewels
30j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1988

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