Seiko Cal. 0720 - 817

Seiko 0720-817

This Solar model from 1975 features a 37mm Titanium case. Powered by the 0720 caliber with 23j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-88ffcc3c2c5c]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
37mm
Case Thickness
10.3mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1975

Related Models

seikata-wm-88ffcc3c2c5c