Seiko Cal. 4558 - 724

Seiko 4558-724

This Automatic model from 1979 features a 40mm Stainless Steel case. Powered by the 4558 caliber with 25j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-c3ae3cf436ff]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
10.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Silver
Jewels
25j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1979

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