Seiko Cal. 6238 - 254

The 6238-254 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6238 caliber with 19j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-d04f8f5afe1f]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1987

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