Seiko Cal. 4436 - 980

The Seiko 4436-980 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3d3f9bdc051d]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1970

Related Models

• Seiko 6648-442
• Seiko 7043-887
• Seiko 6172-873
• Seiko 7047-180
• Seiko 6385-511
• Seiko 5696-954
• Seiko 3884-532
• Seiko 5299-791
• Seiko 6346-391
• Seiko 4421-422
• Seiko 5640-443
• Seiko 0786-183