Seiko Cal. 4520 - 540

The Seiko 4520-540 represents an important milestone in Seiko's 1985 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-f662eb4fdbce]

Also known as: Tuna, Goldfeather

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1985

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