1920s Circle & Square Chain mid-century Halley's comet was named for

Halley's comet was named for Edmond Halley

and they quickly became world leaders in small-scale titanium work

Length: 7 inches (wearable)

made during the early years of the 19th century - circa 1800

1920s Circle & Square Chain mid-century Halley's comet was named forUnusual antique chain necklace comprising alternating circle and square links. It's French, dating from the Art Deco period, and crafted in rich 18 carat yellow gold. Complete with the original hand engraved box clasp. Era: Art Deco, circa 1920 Length: 17 inches Width of chain: 3mm Marks: French control marks (eagle head) for 18ct gold Condition: Great antique condition