Seiko Cal. 6681 - 504

The Seiko 6681-504 represents an important milestone in Seiko's 1978 lineup. It features a White dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-2068d205507e]

Also known as: World Timer, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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