Seiko Cal. 4528 - 734

This Automatic model from 1994 features a 45mm PVD Black case. Powered by the 4528 caliber with 23j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-13e45b6b9394]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1994

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