This is an Indian commemorative silver coin with a denomination of 1000 Rupees. It was minted in 2010 to celebrate the 1000th anniversary of the Brihadeeswarar Temple in Thanjavur.
Key details:
Denomination: 1000 Rupees
Composition: 99.9% pure silver
Weight: Approximately 34.84 grams
Diameter: 37.5 mm
Obverse: Features the Lion Capital of the Ashoka Pillar, with "सत्यमेव जयते" (Satyameva Jayate) inscribed below it, and "भारत INDIA" and "रुपये RUPEES 1000" in Devanagari and Latin scripts.
