Seiko Cal. 6257 - 613

This Spring Drive model from 1979 features a 43mm PVD Black case. It features a Champagne dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-c91910d5ebd2]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1979

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