Seiko Cal. 6691 - 391

The 6691-391 is a sought-after Quartz piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-9b6dcb8eba4e]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1999

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