Seiko Cal. 4572 - 646

Released in 1975, the Cal. 4572 with design code 646 was part of Seiko's domestic market collection. Powered by the 4572 caliber with 28j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-731e7d0a8c6c]

Also known as: UFO, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1975

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