Numismatic Analysis: Die Varieties of the 1905 King Edward VII British India Bombay Mint One Rupee

Albert Edward, ascending the throne as King Edward VII in 1901 following the death of Queen Victoria, issued silver coinage for British India dated from 1903 to 1910. The One Rupee issues of this reign were struck at both the Calcutta and Bombay Mints. While Calcutta strikes featured no distinct mint mark, Bombay issues were traditionally identified by a small incuse "B" embedded within the crown elements on the reverse (alongside a rare raised "B" variety in 1903).

Because the incuse "B" mint mark was notoriously difficult to verify without high magnification, Bombay Mints incorporated a secondary identifier: a distinct raised "dot" located on the lower right stem of the lotus-bud spray on the reverse. According to numismatic scholar D. Chakravarty in Coins of India, the dot mark served as the primary operational distinction, rendering the incuse "B" largely redundant. Consequently, attempts were made around 1906 to erase the "B" from working dies, though residual traces frequently remain across various die states.

A comparison between the two Bombay Mint reverse specimens of the 1905 King Edward VII One Rupee reveals notable die differences in lettering weight, floral ornamentation, and crown punch details:


Diagnostic Feature

Thick Letter / Heavy Die Variety (Left)

Standard / Fine Letter Variety (Right)

Lettering Style

Bold, thick typography across "ONE RUPEE INDIA" and date digits "1905".

Finer, slender font profile with delicate serifs across the main legend and date.

Crown & Incuse Details

High-relief crown band; two distinct dots visible near the incuse "B" location.

Standard crown punch rendering; three distinct dots visible near the incuse "B" location.

Floral Border Details

Heavier motif rendering; thicker stem lines and deeply defined lotus leaf contours.

Lighter relief work on lotus leaves and spray tendrils.

Border Denticles

Sharply defined, bold denticles aligned tightly along the rim.

Standard denticle thickness with moderate rim clearance.

Lettering and Relief: The specimen on the left demonstrates a heavier die state or modified letter punch, resulting in a noticeably bolder "ONE RUPEE INDIA" and date line. The right specimen exhibits the fine, standard stroke weights typical of standard currency production.

Incuse "B" Area and Dot Configurations: On the left coin, the crown structure surrounding the traditional incuse location features a two-dot placement pattern. By contrast, the specimen on the right clearly exhibits a three-dot pattern at the incuse area, providing a distinct sub-variety marker.




 

 


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