Seiko Cal. 7154 - 105

The 7154-105 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7154 caliber with 19j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-d02710fa958a]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1977

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