Seiko Cal. 7128 - 639

Released in 1990, the Cal. 7128 with design code 639 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-cf6cda7c66f9]

Also known as: Tuna, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1990

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