Seiko Cal. 6647 - 604

Released in 1987, the Cal. 6647 with design code 604 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-a0ddb06ee2f4]

Also known as: Panda, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1987

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