Seiko Cal. 4532 - 544

This Spring Drive model from 1978 features a 39mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-e5ef0de0ec3b]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1978

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