** Insurance-focused takeover specialist Chesnara's shares up 6.8 pct, highest in over a month as co says to buyLegal & General's Dutch insurance business in a dealworth 160 mln euros ($168.85 mln)
** Co says to fund deal through 70 mln stg sharesale
** Second-top FTSE Small Cap riser and among mostactively traded on index (Reuters Messaging:pranav.kiran@thomsonreuters.com@reuters.net)