Seiko Cal. 7028 - 752

The 7028-752 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7028 caliber with 31j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-5c60f6672615]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1981

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