Seiko Cal. 6250 - 991

The 6250-991 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6250 caliber with 31j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-477eb0498e09]

Also known as: Turtle, Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1977

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