Seiko Cal. 4545 - 722

The Seiko 4545-722 represents an important milestone in Seiko's 1985 lineup. Powered by the 4545 caliber with 35j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-708010883d77]

Also known as: Tuna, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1985

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