Seiko Cal. 5248 - 257

The Seiko 5248-257 represents an important milestone in Seiko's 1998 lineup. Powered by the 5248 caliber with 20j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-baf68db11b1b]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1998

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