Where Collections Compete
Build verified sets of IGA-certified coins, track your progress against collectors across the region, and compete for the annual IGA Challenge Awards.
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Season 2026 — locks 30 November
Time left to build your set before the season locks.
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2026 IGA Challenge Awards
Six categories. Egyptian pound prize pool. Submissions close June 30.
View AwardsSubmissions close in
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What's Happening Now
Recent events across the IGA Challenge, updated in near real time.
Top Collectors
The 10 highest-scoring collectors over the last 30 days.
View Full LeaderboardFind Your Specialty
From Royal Era to Ottoman crowns and medieval Islamic gold — explore IGA Challenge sets organised by collecting discipline.
Three Steps to a Verified Collection
01
Submit for Grading
Send coins to IGA for independent professional grading. Every certified coin becomes eligible for the IGA Challenge the moment your order ships.
02
Build Your Sets
Add coins to standard master sets — by ruler, era, or denomination — or create custom sets around any theme you choose.
03
Climb the Leaderboard
Earn points for every coin and every grade. Compete with collectors across the region and qualify for the annual IGA Challenge Awards.
Unlock exclusive IGA Challenge categories
Diamond members access showcase-only sets, bonus point modifiers, and earliest eligibility for the annual awards.