Seiko Cal. 4524 - 831

Released in 1972, the Cal. 4524 with design code 831 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-bad0a1150081]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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