Seiko Cal. 6340 - 144

Seiko 6340-144

The 6340-144 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6340 caliber with 33j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-7f4fc01e2a0d]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
38mm
Case Thickness
15.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
200m
Dial Color
Black
Jewels
33j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1967

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