Seiko Cal. 4437 - 816

This Hand-Winding model from 1977 features a 43mm PVD Black case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-39ad38e6b292]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

Related Models

• Seiko 7019-198
• Seiko 4527-169
• Seiko 6118-198
• Seiko 6641-330
• Seiko 6130-735
• Seiko 4439-773
• Seiko 4435-791
• Seiko 0757-387
• Seiko 7178-331
• Seiko 6223-350
• Seiko 0789-681
• Seiko 5667-345