Seiko Cal. 7015 - 778

The Seiko 7015-778 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-af95e195cf29]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1974

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