Seiko Cal. 5639 - 774

The 5639-774 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-cbe32e00514b]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1994

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