Seiko Cal. 6615 - 544

This Quartz model from 1968 features a 39mm PVD Black case. It features a Black dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-9725049945f5]

Also known as: Tuna, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1968

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