Seiko Cal. 7156 - 203

The 7156-203 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7156 caliber with 23j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-ec5840c064e0]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1976

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