Seiko Cal. 6678 - 686

The 6678-686 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-94e7ffc11619]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1990

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