Seiko Cal. 6678 - 388

The 6678-388 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-008ef8ebe7fc]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1984

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