Seiko Cal. 6680 - 543

The Seiko 6680-543 represents an important milestone in Seiko's 1999 lineup. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-e40b23af55d9]

Also known as: Sumo, Panda

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1999

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