Seiko Cal. 4437 - 397

Seiko 4437-397

This Kinetic model from 1999 features a 36mm Stainless Steel case. Powered by the 4437 caliber with 26j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-b6a5aeccfad2]

Also known as: Helmet

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
8.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Burgundy
Jewels
26j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1999

Related Models

seikata-wm-b6a5aeccfad2