Seiko Cal. 6613 - 239

Seiko 6613-239

The 6613-239 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6613 caliber with 26j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-489c1be39499]

Also known as: Tuna, Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
43mm
Case Thickness
10.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
140m
Dial Color
Navy
Jewels
26j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1978

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