Ancient Coin Review 85 : Ingot / Bidor Perak ( Perak Sultanate 16-19th century)

 This is an Ingot or Bidor from Perak Sultanate as early as 16th century. This form of currency is called tin ingot. These ingots were casted of fixed weight and used for all major transactions in the bazaar as a form of currency.The value of each ingot depends upon its weight. By mid 1850's , ingots were gradually replaced by coinages.
Check my other Peraqk Bidor below
Perak Bidor

Obv : An ornamental design of four rosettes based on the tampok manggis
Rev:  Blank
Weight : TBA gm
Dim :  70 x 64 x 29 mm
Date : 16-19th century
Rarity : RRR
Denom :Ingot          
Material : Tin
Reference : SS34  pg 197 ( The Encyclopedia of the Coins)