Stock market investors on Monday gave a thumbs up to gem and jewellery stocks, thanks to the continuous fall in the yellow metal prices overseas. The precious metal sank to over five-year lows in global markets. Gold futures crashed as much as 4.6 per cent in the Asian markets, as China on Friday revised its official gold reserves upwards, marginally. On the domestic market, gold prices fell below ₹25,000 per 10 grams on Monday, tumbling ₹524 in futures trade in early trades. Shares of Shree...