Seiko Cal. 6331 - 500

The Seiko 6331-500 represents an important milestone in Seiko's 1969 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-90a68a3d01b0]

Also known as: Turtle, UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1969

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