Seiko Cal. 0721 - 972

Seiko 0721-972

The 0721-972 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-2394cfd6d7f4]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1974

Related Models

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