Seiko Cal. 4453 - 547

The Seiko 4453-547 represents an important milestone in Seiko's 1971 lineup. Powered by the 4453 caliber with 31j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-8c880ef8120d]

Also known as: Crown, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

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