Seiko Cal. 6680 - 478

The Seiko 6680-478 represents an important milestone in Seiko's 1987 lineup. It features a White dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-7b121b3a1041]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1987

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