Seiko Cal. 4521 - 700

The Seiko 4521-700 represents an important milestone in Seiko's 1998 lineup. With its 20mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-bcf21d92d1f7]

Also known as: UFO, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1998

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