11.5"L x 5.5"W x 1"H - Handcrafted Brass Swan inspired Aarti Spoon. Oil lamps were a part of various traditions and cultures around the world, until electric lights became popular. The earliest known oil lamp can be dated back to the Chalcolithic Age, about 5320 years ago. Lighting an oil lamp at dawn and/or dusk is believed to be a symbol of enlightenment and brings about success and prosperity. In every Hindu home a lamp or diya is lit daily before a Hindu deity or any symbol associated with Hinduism or even at the altar