Seiko Cal. 6678 - 631

The 6678-631 is a sought-after Quartz piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-2dcdecc6d1b8]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1994

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