Seiko Cal. 5663 - 206

This Quartz model from 1966 features a 39mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f024d5144c50]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1966

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