Veritable Bleu de Four Cobalt Blue and Gold Trinket Jar

This cobalt blue porcelain vase features the distinctive 'Veritable Bleu de Four' mark, indicating it was produced using a special deep blue glaze technique that originated in France. The term 'Bleu de Four' refers to the intense cobalt blue coloration achieved through specific firing processes, which became particularly popular in fine porcelain production during the mid-20th century.

These cobalt blue porcelain pieces with gold accents are highly valued by collectors of French decorative arts and European porcelain. The rich contrast between the deep blue glaze and gold embellishments exemplifies mid-century French craftsmanship, appealing to collectors who appreciate the technical skill required to achieve such vibrant coloration and precise metallic detailing.