Seiko Cal. 3866 - 723

The 3866-723 is a sought-after Quartz piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-9c6d92b959d3]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1999

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