Seiko Cal. 5661 - 520

The Seiko 5661-520 represents an important milestone in Seiko's 1996 lineup. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-ee14b9f38419]

Also known as: Bellmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1996

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