Seiko Cal. 6664 - 686

The Seiko 6664-686 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-e11726827869]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1975

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