Seiko Cal. 4458 - 729

Seiko 4458-729

The Seiko 4458-729 represents an important milestone in Seiko's 1975 lineup. Powered by the 4458 caliber with 19j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-f1a28ec1a46f]

Also known as: Sumo, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
12.4mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Champagne
Jewels
19j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1975

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