Seiko Cal. 6623 - 309

This Quartz model from 1965 features a 40mm Two-Tone case. It features a Cream dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-5c66859eb423]

Also known as: UFO, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1965

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