Seiko Cal. 4439 - 727

This Kinetic model from 1969 features a 41mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-72e289eebcc7]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1969

Related Models

• Seiko 3894-312
• Seiko 7015-318
• Seiko 7095-512
• Seiko 5690-584
• Seiko 6362-591
• Seiko 6141-323
• Seiko 4569-147
• Seiko 5238-778
• Seiko 6266-560
• Seiko 6325-329
• Seiko 5624-944
• Seiko 6165-205