Seiko Cal. 5240 - 919

Seiko 5240-919

The 5240-919 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5240 caliber with 20j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-93c7d927c7fd]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
34mm
Case Thickness
15.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Green
Jewels
20j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1992

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