Seiko Cal. 6648 - 684

The Seiko 6648-684 represents an important milestone in Seiko's 1973 lineup. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-0a1d93970e49]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1973

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