Seiko Cal. 4539 - 723

The 4539-723 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4539 caliber with 31j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-9b399c766a4c]

Also known as: Turtle, Panda

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1979

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