Seiko Cal. 7028 - 428

The Seiko 7028-428 represents an important milestone in Seiko's 1991 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-4af9f989a063]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1991

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