Seiko Cal. 6693 - 957

Released in 1990, the Cal. 6693 with design code 957 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-1f62d49df1db]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1990

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