Seiko Cal. 7133 - 250

The 7133-250 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7133 caliber with 23j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-a0dd788e5fcf]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1973

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