Niello over Copper Tea Glass Holder. The village of Kubachi in Dagestan is a traditional production center of niello, including tea glass holders and jewelry. This is a pre-owned holder, circa late 20th century which incorporates niello over copper with gilding and silvering. In good condition with some heavy wear spots and scuffs, but still quite serviceable. 1 only, as shown.
A Russian-made standard glass can be purchased here: https://therussianshop.com/standard-tea-glass-insert/