Seiko Cal. 6239 - 520

Seiko 6239-520

The 6239-520 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6239 caliber with 27j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-247d5fb3f426]

Also known as: Panda, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
12.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
White
Jewels
27j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1977

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