Seiko Cal. 4531 - 723

The 4531-723 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4531 caliber with 32j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-330abd13abfc]

Also known as: Turtle, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1983

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