Seiko Cal. 6628 - 620

The Seiko 6628-620 represents an important milestone in Seiko's 1988 lineup. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-ad090485c169]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1988

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