Seiko Cal. 7052 - 522

The Seiko 7052-522 represents an important milestone in Seiko's 1993 lineup. Powered by the 7052 caliber with 21j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-aa43f6916fbd]

Also known as: Tuna, Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1993

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