Seiko Cal. 6687 - 721

The 6687-721 is a sought-after Quartz piece from Seiko's golden era. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-bcaa68176ff7]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1997

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