How do you identify Loetz glass?

Antique Art Nouveau chalice shaped art glass vase created by the Loetz glassworks company, which was active during the late 19th and early 20th centuries, this vase represents a prime example of their artistic mastery. The vase features a cobalt blue ground that adds depth and richness to its overall appearance. Its surface showcases a captivating iridescent wave pattern, which adds a mesmerizing shimmer and dynamic quality to the glass. This iridescence is a hallmark of Loetz glassware and is achieved through the application of special techniques during the glassblowing process. The chalice-form of the vase gives it an elegant and graceful silhouette. This design creates a harmonious balance between the visually striking upper portion and the sturdy base. Loetz glasswares are renowned for their exceptional artistry and their ability to capture and play with light. The Phaenomen Genre 6893 vase, with its dark blue color and iridescent wave pattern, is no exception. When light interacts with the glass, it reveals a captivating range of colors and reflections, making it a visually stunning and attention-grabbing piece. As an antique Loetz glass vase...

A fine quality Art Nouveau style art glass vase, by Loetz the historic glass maker from the municipality of Austria featuring Alvin Sterling Silver overlay. Overlay in form of open and horizontal patterns with stylized leaves and scrollwork. A great find, handcrafted vase skillfully made using centuries old techniques of art glass works from the world-renowned maker, Loetz. Simply stunning this Art Nouveau glass vase with Alvin Sterling Silver overlay by Loetz would enhance any shelf, table, nightstand or countertop. This is a rare antique Loetz Green Glass...

Art Nouveau Green iridescent glass Pique Fleurs' vase by Loetz' with Grille Subtle, hand blown glass vase in the Art Deco style. This design for vases is often called 'Pique fleurs'...

Austrian Jugendstil glass vase manufactured by Johann Loetz Witwe, Phenomen Genre 358 decoration, circa 1900 This glass vase is an extraordinary example of the Loetz manufactory its...

A fabulous Art Nouveau Ozone Cisele Loetz small vase, of square form with a hand worked wavy top. This is one of a series commissioned by the English retailer Max Emanuel, who regula...

Loetz “Titania” Art Nouveau Green Iridescent Glass Vase with Silver Overlay, Art Nouveau Loetz “Titania” Iridescent Green Glass Vase, Silver Overlay Deco...