Whitman Expo
Following a thrilling multi-day showcase, Stack's Bowers and Ponterio is pleased to report the spectacular results of their October 2026 Hong Kong (SAR) Showcase Auction, which concluded on October 26, 2026.
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Obverse Description
Conjoined column heads Note: Column head from Artaxerxes' Palace in Susa. With “1 AR” and 1000 assayer's marks
Reverse Description
Legend: Mohammad Reza Shah Pahlavi Aryamehr the king of Iran Lion and Sun (Pahlavi Coat of Arms) Value (in Persian and English) Mintage date (Gregorian and Persian) 999 (silver .999) 25 repeat of one of Persepolis motifs (representative of 25th century of foundation of Persian Empire)
Catalog Information
GSID:
284936
Reverse Lettering:
محمدرضا شاه پهلوى آريامهر شاهنشاه ايران
ريال ۲۵
25 RIALS
1971 ۱۳۵۰
999
Fineness:
0.999
Weight (gr):
7.47 gr
Coin Rulers Name:
Mohammad Reza
Strike Type:
Proof
Diameter:
26.000
Coin Shape:
Round
Edge:
Reeded
Variety:
Proof
Coin Date:
(1971-1350)
Denomination:
25 Ri
Designation:
PR
Coinage Type:
Non-circulating coin
Coinage Years:
1971-1971
Composition:
Silver
Krause #:
KM-1184
Send Catalog Feedback
Subject: I would like to contribute catalog info to CDN for (1971-1350) 25 Ri Proof PR (KM-1184)
Body: Referring page: http://www.greysheet.com/prices/item/1971-1350-25-ri-proof-iran-persia-world-coins/gsid/284936 GSID: 284936 Title: (1971-1350) 25 Ri Proof PR (KM-1184)
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Location: Heritage Auctions
Tuesday, September 1, 2026
Heritage Auctions: World Paper Money Tuesday Select Auction
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Location: Heritage Auctions
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