Seiko Cal. 7154 - 690

The 7154-690 is a sought-after Solar piece from Seiko's golden era. Powered by the 7154 caliber with 23j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-33ed61a2ae2d]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1969

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