Seiko Cal. 4539 - 852

The Seiko 4539-852 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-01f657dc3650]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1978

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