Seiko Cal. 5257 - 561

The Seiko 5257-561 represents an important milestone in Seiko's 1993 lineup. Powered by the 5257 caliber with 21j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-038b7280e8cb]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1993

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