Seiko Cal. 5651 - 670

The 5651-670 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-1bf46588932e]

Also known as: Tuna, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1967

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