Seiko Cal. 0720 - 742

Seiko 0720-742

This Automatic model from 1974 features a 45mm PVD Black case. Powered by the 0720 caliber with 20j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-a8cebd55008a]

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
45mm
Case Thickness
15.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Black
Jewels
20j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1974

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