Seiko Cal. 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

• Seiko 5698-162
• Seiko 6346-796
• Seiko 6678-105
• Seiko 4496-398
• Seiko 6650-320
• Seiko 5224-701
• Seiko 7015-452
• Seiko 5261-142
• Seiko 4524-501
• Seiko 7166-200
• Seiko 3842-980
• Seiko 4536-160