Seiko Cal. 5637 - 464

Seiko 5637-464

The 5637-464 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5637 caliber with 29j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-56377b6b2e23]

Also known as: Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
15.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
29j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1986

Related Models

seikata-wm-56377b6b2e23