Seiko Cal. 5278 - 650

The 5278-650 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5278 caliber with 21j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-b8149d2f7192]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1994

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