Seiko Cal. 3879 - 239

The Seiko 3879-239 represents an important milestone in Seiko's 1979 lineup. Powered by the 3879 caliber with 28j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-a27db295daac]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1979

Related Models

• Seiko 7123-831
• Seiko 4568-693
• Seiko 7186-706
• Seiko 6148-871
• Seiko 6256-463
• Seiko 0732-150
• Seiko 6215-405
• Seiko 6352-262
• Seiko 6212-587
• Seiko 3869-440
• Seiko 4517-444
• Seiko 5693-442