Seiko Cal. 7156 - 159

The Seiko 7156-159 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-1dfcf2db920b]

Also known as: Shogun, Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1979

Related Models

• Seiko 7089-377
• Seiko 4437-278
• Seiko 4551-984
• Seiko 5238-414
• Seiko 4518-304
• Seiko 6288-905
• Seiko 4534-563
• Seiko 5260-458
• Seiko 3894-222
• Seiko 7169-738
• Seiko 5280-929
• Seiko 5639-438