Seiko Cal. 4558 - 204

Seiko 4558-204

The Seiko 4558-204 represents an important milestone in Seiko's 1972 lineup. Powered by the 4558 caliber with 28j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-c651b067f98a]

Also known as: Monster, Silverwave

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
43mm
Case Thickness
11.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Burgundy
Jewels
28j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1972

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