Seiko Cal. 6649 - 263

The Seiko 6649-263 represents an important milestone in Seiko's 1981 lineup. It features a Cream dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-934745715c91]

Also known as: Helmet, UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1981

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