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      Last updated: 2026-04-15 22:50:26
    
    
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        Diamond Market Intelligence
        Wholesale & Retail Price Dashboard · April 2026
      
    
    
      Natural
      Lab-Grown
      Synthetic
    
  

  
  

  
  
    
    
    
    
    
  

  
  
    
      
        💎Natural Diamond1.0ct · VS1 · G · Excellent
        
          Wholesale—
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          Retail—
        
        Markup—
        
          Resale—
          YoY—
          Share—
        
        
      
      
        🔬Lab-Grown DiamondCVD / HPHT · 1.0ct · VS1 · G
        
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        ✨Synthetic SimulantMoissanite / CZ · 1.0ct equiv.
        
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      Natural vs Lab-GrownRetail Ratio
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      Natural vs SyntheticRetail Ratio
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      Lab vs SyntheticRetail Ratio
—×
      Avg Retail MarkupAll Types
Mix
    
  

  
  
    
      Type
      Price
    
    
    
  

  
  
    
      Wholesale Prices Over Time
      Retail Prices Over Time
    
    
      Markup % by Type
      Market Share Distribution
    
  

  
  
    📈 Forecasts use linear regression on 10 years of data. Solid lines = historical. Dashed = projected through 2028.
    
      Wholesale Price Forecast
      Retail Price Forecast
    
    
  

  
  
    
      
      
      
      
      
    
    
    Key Market Signals & What to Watch
    
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Lab-Grown DeflationWholesale fell ~68% since 2019. Floor forming near $500-600/ct as production costs plateau.
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Natural Scarcity PremiumAging mines, no major new deposits. Post-2022 correction stabilised. Long-term scarcity intact.
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Synthetic Simulant StabilityMoissanite / CZ stable and volume-driven. Fashion segment — not competing on investment value.
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Markup Compression RiskOnline price transparency narrowing retail margins, especially lab-grown (95% → 81%).
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Resale Value DivergenceNatural ~50% resale; lab-grown ~20% and falling. Factor into total cost-of-ownership.
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Lab-Grown Engagement Surge~47% of US engagement rings in 2025. Forecast: 53%+ by 2026 — structural market shift.
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Online Channel Growth38% sold online (up from 12% in 2018). Brilliant Earth, James Allen driving transparency.
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Mine Supply ContractionRough supply peaked ~128Mct (2017). De Beers & Rio Tinto forecasting decline through 2030.
    
  

  
    Version 1.2.0  |  By Diamond Dashboard Pro  |  Visit Plugin Site
    All prices per carat · 1.0ct · VS1 · G · Excellent · USD
    Updated: 2026-04-15 22:50:26
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