Seiko Cal. 7127 - 503

The 7127-503 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7127 caliber with 25j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-648f0858fe76]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1976

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