Seiko Cal. 0720 - 837

Seiko 0720-837

This Hand-Winding model from 1987 features a 39mm Gold-Plated case. Powered by the 0720 caliber with 22j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-faa74637f0d1]

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
22j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1987

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