Seiko Cal. 6618 - 320

The Seiko 6618-320 represents an important milestone in Seiko's 1987 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-50e34d9af3ca]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1987

Related Models

• Seiko 6137-860
• Seiko 4467-655
• Seiko 6277-250
• Seiko 5273-523
• Seiko 6383-769
• Seiko 6387-846
• Seiko 6110-744
• Seiko 5278-724
• Seiko 3835-620
• Seiko 7120-210
• Seiko 5258-630
• Seiko 7055-787