Seiko Cal. 6688 - 831

The 6688-831 is a sought-after Solar piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-a04b866a181f]

Also known as: Pogue, World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1967

Related Models

• Seiko 6369-365
• Seiko 7021-983
• Seiko 0771-523
• Seiko 5223-302
• Seiko 6637-285
• Seiko 0786-880
• Seiko 3866-346
• Seiko 6243-904
• Seiko 5291-457
• Seiko 3888-281
• Seiko 0776-977
• Seiko 0770-663