Seiko Cal. 4539 - 963

The Seiko 4539-963 represents an important milestone in Seiko's 1984 lineup. It features a Navy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-6a7cf3f6526b]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1984

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