Seiko Cal. 7188 - 166

This Quartz model from 1985 features a 39mm PVD Black case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-05f34c348e7d]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1985

Related Models

• Seiko 5235-820
• Seiko 7111-589
• Seiko 6179-243
• Seiko 6655-588
• Seiko 7181-736
• Seiko 4488-712
• Seiko 5626-392
• Seiko 7029-661
• Seiko 7158-948
• Seiko 3815-291
• Seiko 4483-969
• Seiko 4445-140