Seiko Cal. 7011 - 539

This Spring Drive model from 1985 features a 42mm Titanium case. Powered by the 7011 caliber with 27j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-2398cdc02c18]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1985

Related Models

• Seiko 7071-766
• Seiko 7049-882
• Seiko 6340-887
• Seiko 7151-677
• Seiko 4478-222
• Seiko 4555-202
• Seiko 3892-688
• Seiko 7156-745
• Seiko 0740-239
• Seiko 6137-510
• Seiko 0779-377
• Seiko 3857-400