Seiko Cal. 5257 - 503

Released in 1984, the Cal. 5257 with design code 503 was part of Seiko's domestic market collection. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ac4caecea901]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1984

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