Seiko Cal. 6689 - 797

The Seiko 6689-797 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-64eace173075]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1966

Related Models

• Seiko 4526-552
• Seiko 5272-672
• Seiko 5227-883
• Seiko 0769-300
• Seiko 4410-736
• Seiko 6194-277
• Seiko 0716-834
• Seiko 0747-131
• Seiko 7111-514
• Seiko 6676-739
• Seiko 5632-187
• Seiko 0712-220