Seiko Cal. 4564 - 646

Seiko 4564-646

This Spring Drive model from 1998 features a 36mm Stainless Steel case. Powered by the 4564 caliber with 36j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-ccab9558a75a]

Also known as: Helmet

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
8.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Burgundy
Jewels
36j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1998

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seikata-wm-ccab9558a75a