Seiko Cal. 6688 - 781

The 6688-781 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-4883ee8302ba]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1989

Related Models

• Seiko 6647-637
• Seiko 4527-870
• Seiko 7030-823
• Seiko 4557-276
• Seiko 5659-162
• Seiko 6223-776
• Seiko 5643-704
• Seiko 3840-826
• Seiko 6393-308
• Seiko 7093-172
• Seiko 5298-342
• Seiko 0756-233