Seiko Cal. 6393 - 557

Seiko 6393-557

The 6393-557 is a sought-after Solar piece from Seiko's golden era. Powered by the 6393 caliber with 36j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-14b68b78730c]

Also known as: Navigator, Crown

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
36mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
100m
Dial Color
Cream
Jewels
36j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1978

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