Seiko Cal. 4523 - 170

The 4523-170 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4523 caliber with 31j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-bc9482dead7f]

Also known as: World Timer, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1970

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