Seiko Cal. 4477 - 724

The 4477-724 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4477 caliber with 31j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-4d7acefffb55]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1968

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