Seiko Cal. 4420 - 372

This Spring Drive model from 1968 features a 34mm Hardlex-Coated Steel case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-10e967717a0a]

Also known as: Pogue, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1968

Related Models

• Seiko 6112-737
• Seiko 6277-397
• Seiko 7043-613
• Seiko 4450-957
• Seiko 7034-242
• Seiko 5297-964
• Seiko 4553-751
• Seiko 6392-318
• Seiko 7183-679
• Seiko 6148-828
• Seiko 0735-274
• Seiko 4492-682