These beautiful vintage oil diyas or lamps are known as Vishnu oil lamp used in the temples belonging to Vaishnavism that are Lord Vishnu followers.
This can be seen by the design, the symbols and figures engraved and sculpted on this lamp with its round shape and a protruding snout for the wick for the flame when lit. The shallow cup of the Vishnu diya is to store oil that serves as a fuel to the wick. The back side of the oil diya / Lamp has symbols and figures that actually describe the purpose for which it is made and the place it belongs.
Meaning of the symbol: In the center of Vishnu diya, you will find The Mark of Vishnu represented by three lines worn by followers on their foreheads.
This symbol is called Sri -charanam (Sri-auspicious, Charanam-feet). Members of the Sri Vaishnava tradition form a tilak with two lines representing the feet of Narayana with a red line in the middle which represents Lakshmi devi. A small line under the Sricharanam represents that the wearer belongs to the Thenkalai subsect of Vaishnavism.
On the top of the back panel is shown a figure that resembles the tip of a Vishnu crown which is the top most aspect of Vishnu image.
Vishnu is one of the most important gods in the Hindu pantheon and Vasihnaism, the largest Hindu sect along with Brahma and Shiva, is considered a member of the holy trinity (Trimurti) of Hinduism.
Measures: Height 9 cm x Width 8 cm
Weight of 2 lamps: 700 grams