Seiko Cal. 6257 - 766

The Seiko 6257-766 represents an important milestone in Seiko's 1995 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f5c315a120db]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1995

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