Seiko Cal. 6257 - 399

Released in 1976, the Cal. 6257 with design code 399 was part of Seiko's domestic market collection. With its 21mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-55fb12ce41e4]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1976

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