Seiko Cal. 6691 - 423

The Seiko 6691-423 represents an important milestone in Seiko's 1995 lineup. Powered by the 6691 caliber with 28j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-cdb44fceb8d7]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1995

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