Brass Nambu Wealth Lock Lucky Coin for Health Wealth and Prosperity-brass Nambu Wealth Lock Lucky Coin for Health Wealth and Prosperity - It Is Believed That This Coin is A Replica of The One Thats Designed and Circulated During The Ming Dynasty. It Actually Looks More Like A Lock In The Olden Days. It Was Specifically Made To Magnify Windfall and Speculative Luck. On The Yang Or Obverse Side of The Coin Has The Chinese Characters That Indicate an Ounce of Gold.the Yin Or Reverse Side Indicates big Leap of Advancement Made By The Horse. It Was Originally Meant To Boost Speculative Luck In Gambling Specifically In The Race Tracks. In Modern Times, Speculative Luck Does Not Only Refer To Gambling In The Horse Tracks. It Also Refers To Investments In Stocks, Bonds, Placements, and Other Types of Speculation. As Such, New Age Feng Shui Practitioners Utilize This Coin Talisman To Magnify Chances of Success In These Risky Businesses. What They Do Is That They Place This Coin In The Envelopes Or Folders Containing Their Investment Papers.since The Coin Is Considered A lock Coin, It Is Used As A Vital Ingredient In Wealth Vases. It Has Been Believed That Wealth Vases Are Ancient Secret Tools of Wealthy Chinese Families. It Is Further Believed That The Wealth Vase Attracts Serious Wealth. Some Practitioners Display The Coin In The Southeast Corner of The House As This Sector Represents The Wealth Sector According To The 8 Mansions Theory. The Same Concept Is Used In Business Premises. Some Also Place This Coin Talisman Inside Cash Registers, Cash Boxes, Safe, Wallets, Bags, Or Under The Pillow.