Seiko Cal. 7023 - 623

The 7023-623 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7023 caliber with 17j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-f85987e03f84]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1978

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