Seiko Cal. 4527 - 691

The 4527-691 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a768b4bae3ac]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1973

Related Models

• Seiko 6359-234
• Seiko 5623-328
• Seiko 7055-697
• Seiko 4522-374
• Seiko 5683-602
• Seiko 6214-537
• Seiko 7154-796
• Seiko 5277-195
• Seiko 6371-836
• Seiko 7097-218
• Seiko 7127-524
• Seiko 7012-849