Seiko Cal. 4416 - 423

This Quartz model from 1971 features a 34mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-73510e34298d]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1971

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