Seiko Cal. 4421 - 628

This Kinetic model from 1979 features a 35mm Titanium case. It features a Navy dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-3f463793202a]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1979

Related Models

• Seiko 7058-680
• Seiko 4447-525
• Seiko 6292-604
• Seiko 6310-342
• Seiko 0747-803
• Seiko 4524-453
• Seiko 7027-217
• Seiko 6671-391
• Seiko 4567-444
• Seiko 4461-827
• Seiko 5253-944
• Seiko 5631-458