Seiko Cal. 6257 - 157

The Seiko 6257-157 represents an important milestone in Seiko's 1992 lineup. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-05c46ab9ca71]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1992

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