Seiko Cal. 6257 - 448

This Spring Drive model from 1975 features a 46mm PVD Black case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-6d6c242ade8b]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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