1184) A Proof Coin Set of Indian Coins from 1973 issued by the then Bombay Mint (present day Mumbai Mint), which includes Coins in the denominations of 1 Paise to 20 Rupees:

1184) A Proof Coin Set of Indian Coins from 1973 issued by the then Bombay Mint (present day Mumbai Mint), which includes Coins in the denominations of 1 Paise to 20 Rupees:

This Proof Set of coins issued by the Bombay Mint (present day Mumbai Mint) issued in 1973, includes denominations, almost all of which (except for the 50 Paise denomination) have been demonetised over a period of time or were issued as Collector Coins (1, 2, 3, 5, 10, 25 and 50 Paise and 1, 10 and 20 Rupees), or were issued as Collector's items.

This page of the Coin album exhibits the Obverses of all the Coin denominations included in this Proof Coin set - 1, 2, 3, 5, 10, 25, 50 Paise and 1, 10 & 20 Rupees.

This page of the Coin album displays the Reverses of all the Coin denominations included in this Coin set - 1, 2, 3, 5, 10, 25, 50 Paise and 1, 10 & 20 Rupees.

This page of the Coin Album reads as follows:

             "PROOF COIN SET "1973"

The coins in this box have been minted at the India Government Mint, Bombay, which was established in 1829 A.D. The mark "B" on the coins indicates that these are Proof Coins struck at the Bombay Mint. The 20 Rupees and 10 Rupees coins are DEVELOPMENT ORIENTED COINS which were released on 15.08.73. The remaining coins are regular issue coins.

The particulars of the coins are given below:

20 Rupees: Metal Composition: Quaternary Alloy - Silver 50%, Copper 40%, Nickel 5%, Zinc 5%; Shape: Circular; Diameter/Size: 44 mm; Serrations on the periphery: 200; Weight: 30 grams; Thickness: 2.60 mm.

10 Rupees: Metal Composition: Quaternary Alloy - Silver 50%, Copper 40%, Nickel 5%, Zinc 5%; Shape: Circular; Diameter/Size: 39 mm; Serrations on the periphery: 180; Weight: 2.26 grams; Thickness: 2.40 mm.

1 Rupee: Metal Composition: Pure-Nickel; Shape: Circular; Diameter/Size: 28 mm; Serrations on the periphery (Security Edged): 200; Weight: 10 grams;Thickness: 2.0 mm.

50 Paise: Metal Composition: Cupro-Nickel - Copper 75%, Nickel 25%; Shape: Circular; Diameter/Size: 24 mm; Serrations on the periphery (Security Edged): 205; Weight: 5 grams; Thickness: 1.55 mm.

25 Paise: Metal Composition: Cupro-Nickel - Copper 75%, Nickel 25%; Shape: Circular; Diameter/Size: 19 mm; Serrations on the periphery: 100;  Weight: 2.5 grams; Thickness: 1.2 mm.

10 Paise: Metal Composition: Magnesium 3.5% to 4.0 %, Aluminium remainder; Shape: Scalloped (12 Scallops); Diameter/Size: (across scallops) - 26 mm; Weight: 2.3 grams; Thickness: 2.25 mm.

5 Paise: Metal Composition: Magnesium 3.5% to 4.0%, Aluminium remainder; Shape: Square with rounded corners; Diameter/Size: (Across corners) - 22 mm, (across flats) - 19 mm; Weight: 1.5 grams; Thickness: 2.35 mm.

3 Paise: Metal Composition: Magnesium 3.5% to 4.0%, Aluminium remainder; Shape: Hexagonal with rounded corners; Diameter/Size: (across corners) - 21 mm, (across flats) - 19.55 mm; Weight: 1.25 mm; Thickness: 1,95 mm.

2 Paise: Metal Composition: Magnesium - 3.5% to 4.0%, Aluminium remainder; Shape: Scalloped (8 scallops) Diameter/Size: (across scallops) - 20 mm; Weight: 1.0 mm; Thickness: 1.75 mm.

1 Paise: Metal Composition: Magnesium - 3.5% to 4.0%, Aluminium remainder; Shape: Square with rounded corners; Diameter/Size: (across corners) 17 mm- (across flats) - 14.70 mm; Weight: 0.75 grams; Thickness: 1.85 mm.

The Front Cover of the Coin album is titled - THE REPUBLIC OF INDIA. 1973. PROOF COIN SET".

(The above Proof Coin Set is from the collection of Jayant Biswas)

Some interesting links on Indian coins on this Blog:

1) Independent India issues: The evolution of the One Rupee Coin, the staedy building block of the Indian Monetary System

2) The Frozen Series and the early Indian Government issues

3) The Indian Coinage Act 1957 and the Decimal Series - 1957-64

4) The Aluminium Series 1964-1999

5) Independent India issues: The introduction and experiments of social themes on the two-rupee coins

6) Foreign mints which have minted coins for India and identification of their mint marks

7) Indian Mints & their mint marks

8) The introduction and stabilisation of the Five Rupee Coin in the Indian context

9) Independent India issues: 25 Paise Coins: the journey from usage over five decades to stepping into history

10) Fifty Paise Coin: The lowest denomination coin presently in circulation: Is it next on the chopping block?

11) Post Independence India Issues: Commemorating Sports in Indian Coinage

12) A Proof Coin set of Indian Coins from 1973, issued by the then Bombay Mint (present day Mumbai Mint), which includes Coins in the denominations of 1 Paise to 20 Rupees 

 Links to other posts on Indian Currency/Banknote denominations on this blog:

1) Introduction of the new Rs.2000/- denomination in Indian Currency circulation wef 10.11.2016 

2) Classification and Valuation of Rs.1000/- denomination Banknotes 

 3) Classification and Valuation of Rs.500/- Banknotes

  4)Classification and Valuation of Rs.100/- Notes

5) Classification and Valuation of Rs.50/- Notes 

6) Classification and Valuation of Rs.20/- Notes 

7) Classification and Valuation of Rs.10/- Notes 

8) Classification and Valuation of Rs.5/- Notes 

9) Evolution and Valuation of one Rupee Banknotes in India

10) Did-you-know-series-1: Assists for identification of Currency Notes by visually challenged users 

11) Did-you-know-series-2-what-is-design-or focus of the picture at the back of circulating Currency Notes in India? 

12) Are you carrying a Fake Rs.500/- Banknote in your purse/wallet?: A comprehensive study 

13) Introduction of a Rs.200/- Banknote wef 25.08.2017: Reasons for introduction, Necessity & convenience to Users