Seiko Cal. 7023 - 503

The 7023-503 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7023 caliber with 31j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-9b73ab0ac440]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1981

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