Seiko Cal. 5648 - 781

The Seiko 5648-781 represents an important milestone in Seiko's 1991 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-d5511bcfbe11]

Also known as: UFO, Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1991

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