Seiko Cal. 6628 - 661

The Seiko 6628-661 represents an important milestone in Seiko's 1988 lineup. It features a White dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-bc9698a8e472]

Also known as: Tuna, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1988

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