Seiko Cal. 5683 - 764

This Solar model from 1974 features a 41mm Gold-Plated case. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-8b9232925f37]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1974

Related Models

• Seiko 5297-546
• Seiko 0784-643
• Seiko 6178-388
• Seiko 3863-544
• Seiko 6266-653
• Seiko 6354-633
• Seiko 5697-843
• Seiko 7181-299
• Seiko 7088-822
• Seiko 3885-729
• Seiko 5270-216
• Seiko 4433-882