Seiko Cal. 7181 - 313

The Seiko 7181-313 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-e70a63750114]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1972

Related Models

• Seiko 5219-664
• Seiko 6382-177
• Seiko 6661-384
• Seiko 6222-268
• Seiko 0747-487
• Seiko 7072-527
• Seiko 3871-861
• Seiko 6130-322
• Seiko 6391-726
• Seiko 4469-711
• Seiko 6388-960
• Seiko 6348-724