Seiko Cal. 4520 - 516

Released in 1980, the Cal. 4520 with design code 516 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-6ad15aea7ee9]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1980

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