Seiko Cal. 6624 - 557

This Spring Drive model from 1968 features a 36mm Gold-Plated case. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-7e408486069b]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1968

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