Seiko Cal. 7028 - 838

The 7028-838 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-2e5f3c149570]

Also known as: UFO, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1979

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