Seiko Cal. 3866 - 508

The 3866-508 is a sought-after Quartz piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-fe41fac5bc41]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1978

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