Seiko Cal. 6139 - 509

Seiko 6139-509

The 6139-509 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6139 caliber with 31j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-20565a489e62]

Also known as: Baby Tuna

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
35mm
Case Thickness
9.7mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1976

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seikata-wm-20565a489e62