Seiko Cal. 5661 - 575

The Seiko 5661-575 represents an important milestone in Seiko's 1992 lineup. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-2f901c85dafe]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1992

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