Seiko Cal. 4437 - 943

The Seiko 4437-943 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-f3cf16ffb6a1]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1970

Related Models

• Seiko 6658-204
• Seiko 7035-258
• Seiko 3873-391
• Seiko 5217-881
• Seiko 4554-657
• Seiko 3866-466
• Seiko 7069-310
• Seiko 4423-134
• Seiko 6258-571
• Seiko 4438-178
• Seiko 0756-258
• Seiko 7128-609