Seiko Cal. 6140 - 266

Seiko 6140-266

The 6140-266 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6140 caliber with 18j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-dc0aa64687b1]

Also known as: Golden Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
35mm
Case Thickness
8.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Navy
Jewels
18j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1973

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