Seiko Cal. 4528 - 311

The Seiko 4528-311 represents an important milestone in Seiko's 1990 lineup. Powered by the 4528 caliber with 27j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-d2d114184241]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1990

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