Seiko Cal. 0721 - 437

Seiko 0721-437

This Hand-Winding model from 1973 features a 43mm Stainless Steel case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-a86b9c0353c1]

Also known as: World Timer

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
14.0mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
200m
Dial Color
Burgundy
Jewels
23j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1973

Related Models

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