Seiko Cal. 6140 - 370

Seiko 6140-370

The 6140-370 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6140 caliber with 27j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-263eaf6508ed]

Also known as: Shogun, Flighty

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
37mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Burgundy
Jewels
27j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1968

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