Seiko Cal. 5254 - 656

This Hand-Winding model from 1992 features a 37mm Stainless Steel case. Powered by the 5254 caliber with 21j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-4477c4be1e71]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1992

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