Seiko Cal. 6648 - 745

Released in 1980, the Cal. 6648 with design code 745 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-71ce19851d9c]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1980

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