Seiko Cal. 6378 - 266

Seiko 6378-266

The 6378-266 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-f3b6ddc64772]

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
40mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Black
Jewels
19j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1983

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