Seiko Cal. 0721 - 341

Seiko 0721-341

This Solar model from 1968 features a 40mm Hardlex-Coated Steel case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-1a09f5f90130]

Also known as: Samurai, Monster

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
14.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Champagne
Jewels
27j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1968

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seikata-wm-1a09f5f90130