Seiko Cal. 6640 - 219

This Spring Drive model from 1999 features a 39mm Two-Tone case. It features a Burgundy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-ce409fab1676]

Also known as: UFO, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1999

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