To dream about marten animal is a warning of the risk of losing money due to abuse of confidence.
Dream dictionary: losing a diamond earring dream meanings
…be in love with another woman’s husband in your dreams, denotes that you are not happily married, or that you are not happy unmarried, but the chances for happiness are doubtful. For an unmarried woman Dreaming that she has a husband, denotes that she is wanting in the graces which men most admire. To see your husband depart from you, and as he recedes from you he grows larger, inharmonious surroundings will prevent immediate congeniality. If disagreeable conclusions are avoided, harmony will be reinstated. For a woman Dreaming she sees her husband in a compromising position with an unsuspected party, denotes she will have trouble through the indiscretion of friends. If she dreams that he is killed while with another woman, and a scandal ensues, she will be in danger of separating from her husband or losing property. Unfavorable conditions follow this dream, though the evil is often exaggerated….
Losing a friend for a long time, grief and affliction.