Seiko Cal. 7028 - 638

The Seiko 7028-638 represents an important milestone in Seiko's 1995 lineup. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-7b2744a05591]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1995

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