Seiko Cal. 6258 - 728

Seiko 6258-728

The Seiko 6258-728 represents an important milestone in Seiko's 1981 lineup. Powered by the 6258 caliber with 34j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-86c7c2c0d565]

Also known as: Sumo, Arnie

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
11.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Champagne
Jewels
34j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1981

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seikata-wm-86c7c2c0d565