Seiko Cal. 5639 - 340

Released in 1997, the Cal. 5639 with design code 340 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-f1b6fb09edb9]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1997

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