Seiko Cal. 6690 - 302

Seiko 6690-302

This Automatic model from 1987 features a 39mm Gold-Plated case. Powered by the 6690 caliber with 19j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-88483413b0fd]

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
13.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Black
Jewels
19j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1987

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