Seiko Cal. 6647 - 775

Released in 1986, the Cal. 6647 with design code 775 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-6d05a39226ab]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1986

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