Seiko Cal. 5257 - 917

The 5257-917 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5257 caliber with 17j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-42b5bec09300]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1999

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