Seiko Cal. 0721 - 383

Seiko 0721-383

This Solar model from 1977 features a 36mm Two-Tone case. Powered by the 0721 caliber with 34j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-3459ff66d291]

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
36mm
Case Thickness
15.5mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Black
Jewels
34j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1977

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seikata-wm-3459ff66d291