Seiko Cal. 5256 - 307

The 5256-307 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-2c80e5ac0bbf]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1984

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