Seiko Cal. 6666 - 310

This Spring Drive model from 1986 features a 42mm Titanium case. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-f761b22039d2]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1986

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