Seiko Cal. 6615 - 663

The 6615-663 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-89f2da885bd1]

Also known as: Helmet, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1972

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