Seiko Cal. 6687 - 543

The 6687-543 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-2d92bc2f4cf2]

Also known as: Panda, UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1980

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