Seiko Cal. 0721 - 439

Seiko 0721-439

This Hand-Winding model from 1993 features a 41mm Stainless Steel case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-10299208a49e]

Also known as: Sumo, Arnie

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
13.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Silver
Jewels
22j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1993

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seikata-wm-10299208a49e