Seiko Cal. 5254 - 631

The 5254-631 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5254 caliber with 36j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-1ab18b4aefba]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

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