Seiko Cal. 4539 - 723

This Quartz model from 1983 features a 45mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-37c9f146bc94]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1983

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