Seiko Cal. 4539 - 448

Released in 1975, the Cal. 4539 with design code 448 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-db30ebd326d1]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1975

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