Seiko Cal. 7140 - 383

The 7140-383 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7140 caliber with 26j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-b09d832777eb]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1973

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