Seiko Cal. 6687 - 682

The Seiko 6687-682 represents an important milestone in Seiko's 1965 lineup. It features a Navy dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-3a3a55e167f8]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1965

Related Models

• Seiko 5275-241
• Seiko 4446-499
• Seiko 0759-845
• Seiko 3887-423
• Seiko 0772-136
• Seiko 3870-506
• Seiko 3844-896
• Seiko 7191-684
• Seiko 0710-874
• Seiko 6691-640
• Seiko 5212-524
• Seiko 5222-560