Two gem set and diamond presentation tie pins, early 20th century, Vienna 1900: An Imperial and Royal Collection, 2023

Diamond brooch, circa 1900 Vienna 1900: An Imperial and Royal

Two gem set and diamond presentation tie pins, early 20th century

Vienna 1900: The Imperial and Royal Collection - Côte d'Azur

Emerald and diamond tie pin, circa 1910

Gem set and diamond comb, 1890s Vienna 1900: An Imperial and

Fine Japanese Art by zacke1664 - Issuu

A GEM-SET TWO-COLOR GOLD IMPERIAL PRESENTATION TIE PIN

Pearl and diamond tie pin, circa 1900

Tsar Van Cleef Arpels

Sotheby's Vienna 1900: An Imperial and Royal Collection