Seiko Cal. 4421 - 735

This Kinetic model from 1981 features a 45mm Stainless Steel case. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-84d46cdd5e75]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

Related Models

• Seiko 7180-981
• Seiko 6678-179
• Seiko 6614-920
• Seiko 6316-696
• Seiko 4447-125
• Seiko 6346-794
• Seiko 0771-293
• Seiko 5683-215
• Seiko 0729-950
• Seiko 6280-272
• Seiko 0797-942
• Seiko 6316-124