Seiko Cal. 5259 - 371

The 5259-371 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5259 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-28d8d0a7825f]

Also known as: Turtle, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1970

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