Seiko Cal. 4443 - 631

This Kinetic model from 1971 features a 43mm Stainless Steel case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-c27eeaecb0a9]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1971

Related Models

• Seiko 5694-205
• Seiko 5659-697
• Seiko 5678-678
• Seiko 3883-213
• Seiko 7076-594
• Seiko 0769-678
• Seiko 4461-825
• Seiko 5614-597
• Seiko 4450-277
• Seiko 7072-300
• Seiko 0719-488
• Seiko 7065-437