Seiko Cal. 5693 - 243

This Quartz model from 1980 features a 38mm PVD Black case. It features a Green dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-533bc3ebf40a]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1980

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