Seiko Cal. 4492 - 509

Released in 1975, the Cal. 4492 with design code 509 was part of Seiko's domestic market collection. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-6dc8efafbfd8]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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