Seiko Cal. 7156 - 490

This Spring Drive model from 1987 features a 45mm Titanium case. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-043f30876e54]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1987

Related Models

• Seiko 3886-126
• Seiko 6696-921
• Seiko 4460-661
• Seiko 6681-273
• Seiko 3829-200
• Seiko 0712-126
• Seiko 6355-815
• Seiko 6136-105
• Seiko 0719-576
• Seiko 3871-391
• Seiko 6363-960
• Seiko 6337-996