2008-S Arizona Silver Proof Quarter $130

Updated August 20, 2026

This auction ended on August 27, 2026. See upcoming auctions from Iowa Surplus & Estate Auctions.
Lot number249
Estimate6.25 - 42.00 USD
AuctionAUG 27 26 GOLD SILVER BULLION SLABBED KNIVES CARDS
DateAugust 27, 2026 at 6:00 PM CDT
Auction houseIowa Surplus & Estate Auctions
LocationCoralville, Iowa

2008-S Arizona Silver Proof Quarter $130 This 2008-S Arizona State Silver Proof Quarter is a prestigious numismatic collectible struck at the San Francisco Mint with a composition of 90% silver and 10% copper. Part of the iconic 50 State Quarters Program, the reverse design showcases a majestic view of the Grand Canyon alongside a Saguaro cactus, symbolizing the rugged beauty of the "Grand Canyon State." A banner reading "Grand Canyon State" separates the two elements, emphasizing Arizona's natural heritage. As a proof strike, this coin was produced using specially polished dies and planchets to create a mirror-like finish with frosted details, though this specific specimen exhibits a unique, heavy golden-brown toning or environmental patina that adds distinct character. For collectors, the silver proof version is highly desirable due to its lower mintage compared to standard circulation issues and its precious metal content, making it a cornerstone for any complete set of modern American coinage. Condition: The coin appears to be in poor condition for a proof strike, exhibiting significant surface environmental damage, heavy toning, or residue that obscures the original mirrored luster and frosted details. While the design elements remain visible, the "Proof" quality is severely compromised by what looks like oxidation or improper storage. The mint is the San Francisco Mint, indicated by the S mint mark. The metal content for this specific 2008-S Silver Proof issue is 90% silver and 10% copper. Historically, this coin is part of the 50 State Quarters Program, representing Arizona as the 48th state admitted to the Union, featuring the Grand Canyon and a Saguaro cactus. The strike type is a Proof strike, originally intended to have sharp details and a cameo effect. Regarding grading and collector value, an ungraded coin in this deteriorated state is worth significantly less than a pristine Deep Cameo (DCAM) example. While a perfect PF70 specimen might carry a premium, this specific coin's value is likely limited to its silver melt content (approximately 0.1808 troy ounces of pure silver), as the damage makes it unattractive to numismatic collectors. The $130 price point is extremely excessive, as these typically sell for $10 to $15 in excellent condition. Arizona state quarter, 2008, Grand Canyon, US coin, numismatics, coin collecting, currency, quarter dollar, commemorative, 50 State Quarters, Saguaro cactus, E Pluribus Unum, coin holder, cardboard flip 2008 Arizona quarter, Arizona state quarter, Grand Canyon State coin, US state quarters, collectible coins, numismatics, 2008 quarter dollar, US mint coins, coin collecting, rare state quarters Bidder is fully responsible for: - Determining what an item is worth to you - Evaluating the condition and authenticity of items - Making informed bidding decisions The auction house does explicitly not: - Provide appraisals - Grade items - Authenticate items - Test items - Third-Party Grading is tha

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