Seiko Cal. 5231 - 239

The 5231-239 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5231 caliber with 35j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-8365d24945ec]

Also known as: Panda, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1979

Related Models

• Seiko 6235-549
• Seiko 7114-301
• Seiko 3828-982
• Seiko 3828-319
• Seiko 6160-893
• Seiko 6632-368
• Seiko 5657-905
• Seiko 5665-430
• Seiko 5637-290
• Seiko 7070-976
• Seiko 6271-649
• Seiko 6324-916