Seiko Cal. 6651 - 510

Released in 1980, the Cal. 6651 with design code 510 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-90ccd339df36]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1980

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