Seiko Cal. 5257 - 930

The Seiko 5257-930 represents an important milestone in Seiko's 1995 lineup. Powered by the 5257 caliber with 25j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-12b687c90420]

Also known as: Bellmatic, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1995

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