Seiko Cal. 7011 - 639

The 7011-639 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-af998cc1650e]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1993

Related Models

• Seiko 0746-814
• Seiko 6330-222
• Seiko 6642-140
• Seiko 6370-691
• Seiko 6138-571
• Seiko 5671-514
• Seiko 6175-428
• Seiko 6215-592
• Seiko 6627-649
• Seiko 4435-333
• Seiko 4426-652
• Seiko 6690-137