Seiko Cal. 6257 - 357

The 6257-357 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6257 caliber with 22j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-7a1cdea38504]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1991

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