Seiko Cal. 4521 - 704

Released in 1983, the Cal. 4521 with design code 704 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-fbfe29c08803]

Also known as: UFO, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1983

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