Seiko Cal. 6691 - 872

Released in 1990, the Cal. 6691 with design code 872 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-3395553aa8be]

Also known as: UFO, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1990

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