Seiko Cal. 5664 - 539

The Seiko 5664-539 represents an important milestone in Seiko's 1994 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-3756e94d2c0e]

Also known as: Tuna, Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1994

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