Seiko Cal. 6690 - 760

Released in 1999, the Cal. 6690 with design code 760 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-a6bfa637bb3d]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1999

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