Seiko Cal. 5239 - 866

The 5239-866 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-2861c253349a]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1972

Related Models

• Seiko 7090-986
• Seiko 7181-748
• Seiko 6231-298
• Seiko 3819-504
• Seiko 6374-709
• Seiko 5256-117
• Seiko 6197-226
• Seiko 6263-635
• Seiko 6333-729
• Seiko 6190-849
• Seiko 4456-519
• Seiko 6395-837