Seiko Cal. 6390 - 507

Seiko 6390-507

This Quartz model from 1979 features a 45mm Stainless Steel case. Powered by the 6390 caliber with 24j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-834712360b84]

Also known as: Samurai

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
11.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Champagne
Jewels
24j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1979

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