Seiko Cal. 4539 - 340

The 4539-340 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-7c4e1af627f0]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1986

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