Seiko Cal. 6631 - 720

The 6631-720 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-a3ede46c9032]

Also known as: Pogue, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1972

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