Seiko Cal. 7188 - 716

The Seiko 7188-716 represents an important milestone in Seiko's 1982 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-b4baa3ce22de]

Also known as: Turtle, Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1982

Related Models

• Seiko 4451-850
• Seiko 6139-531
• Seiko 4575-724
• Seiko 5280-461
• Seiko 7045-476
• Seiko 4590-906
• Seiko 6394-183
• Seiko 5622-862
• Seiko 7085-295
• Seiko 4526-295
• Seiko 7012-365
• Seiko 6312-399