Seiko Cal. 6611 - 678

The 6611-678 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-836bcd10aa57]

Also known as: UFO, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1970

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