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archaeologist diving into the Mediterranean ocean by   Israel have discovered a bronze coin on the seafloor dating to one of theRoman Empire ’s most peaceful epoch . On one side , the coin draw Luna ( Selene in Greek ) , the papist goddess of themoon , with a crab , the astrological sign of genus Cancer , beneath her .

The squad pick out the rough 1,850 - year - old bronze coin while explore off the seacoast of Haifa in northerly Israel .

Photograph looking down a short set of marble stairs into a narrow, empty pool with an apsidal end

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The coin was minted during the reign of Emperor Antoninus Pius , between A.D. 138 and 161 . Antoninus Pius ruled after Emperor Hadrian , who adjudicate to stamp out the Jews and Romanize the masses in the province of Judaea , according to Britannica . For instance , Hadrian sold Judaic prisoners into thralldom , forbid the instruction of the Torah and gave province Judea a Modern name : Syria Palaestina , Britannica reported . condition better for the Judaic people under Antoninus Pius , harmonise to The Jerusalem Post , which report that it took Antoninus Pius only about a twelvemonth to repeal the fiat that were targeting the Jews .

In general , Antoninus Pius is known as one of the last emperors to reign during Pax Romana , an era of relative peace in Rome between 27 B.C. and A.D. 180 . Rather than using military force to work out issues , Antoninus Pius was make love to delegate regional differences through local governors , accord to the argument .

Gold ring with gemstone against spotlight on black background.

The Cancer the Crab - bearing coin belongs to a lot of 13 coins that depict astrological sign . Twelve depict one astrological mark each , while the 13th depict the entire zodiac , Lior Sandberg , a coin expert at the IAA , toldThe Times of Israel .

" Israel ’s Mediterranean shore and weewee have yield many archeological sites and find that attest to connection in antiquity between Mediterranean interface and the nation along it , " Sharvit said in the assertion .

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The coin itself has turnedpartly greenover the C ; bronze is made from tin and copper , and when cop is break to oxygen and pee , it forms an oxide stratum , Live Science previously reported . This layer becomes thick with metre , until the Cu beneath the layer is no longer endanger to the air and ca n’t respond to it anymore .

a closeup of an amulet with a scarab on it

" As the oxide film matures and raise more colour , it will begin to [ change ] , ranging from yellow - redness , blue air and to a light-green colour , " Paul Frail , an advance senior engineer in corrosion treatments with Suez Water Technologies & Solutions in Pennsylvania , antecedently told Live Science .

" These find , which were misplace at sea and disappeared from sight for hundreds and thousands of years , have been outstandingly well bear on , " Sharvit read . " Some are exceedingly rare and their find completes parts of the historic teaser of the country ’s past tense . "

earlier print on Live Science .

an aerial view of an old city on a river

The Pantheon in Rome

remains of a bed against a wall

a horse skeleton in the ground

The fall of the Roman Empire depicted in this painting from the New York Historical Society.

Mount Vesuvius behind the ruins of pompeii.

A stretch of Hadrian�s Wall at Walton�s Crags in Northumberland, England, coloured by the setting sun.

An image comparing the relative sizes of our solar system�s known dwarf planets, including the newly discovered 2017 OF201

a person holds a GLP-1 injector

A man with light skin and dark hair and beard leans back in a wooden boat, rowing with oars into the sea

an MRI scan of a brain

A photograph of two of Colossal�s genetically engineered wolves as pups.

an abstract image of intersecting lasers