Seiko Cal. 7028 - 854

The 7028-854 is a sought-after Solar piece from Seiko's golden era. Powered by the 7028 caliber with 31j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-54f36a3b2743]

Also known as: Shogun, Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1976

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