Seiko Cal. 6678 - 687

Released in 1999, the Cal. 6678 with design code 687 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-43cdb34edc79]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1999

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