Seiko Cal. 0747 - 228

This Spring Drive model from 1975 features a 38mm Hardlex-Coated Steel case. Powered by the 0747 caliber with 26j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-df80f04e7a42]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1975

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