Seiko Cal. 4421 - 137

The Seiko 4421-137 represents an important milestone in Seiko's 1989 lineup. It features a Cream dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-744decae25bd]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1989

Related Models

• Seiko 4528-923
• Seiko 0786-151
• Seiko 6692-491
• Seiko 6282-948
• Seiko 7131-276
• Seiko 7182-141
• Seiko 0725-782
• Seiko 3861-689
• Seiko 7047-978
• Seiko 5617-921
• Seiko 6691-555
• Seiko 7097-631