Seiko Cal. 5256 - 503

The 5256-503 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-9bcf02b27d91]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1971

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