Seiko Cal. 0721 - 309

Seiko 0721-309

This Spring Drive model from 1997 features a 44mm Hardlex-Coated Steel case. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-ffade9b5b023]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
14.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Champagne
Jewels
36j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1997

Related Models

seikata-wm-ffade9b5b023