Seiko Cal. 6668 - 310

The Seiko 6668-310 represents an important milestone in Seiko's 1973 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-065928254489]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1973

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