Seiko Cal. 4521 - 180

The 4521-180 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4521 caliber with 17j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-690c97a92568]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1993

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