Seiko Cal. 4543 - 728

This Quartz model from 1979 features a 40mm Titanium case. It features a Burgundy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-37434c608f2f]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1979

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