Batch uses the same spot, FX, and currency from the Gold tab.
Item
Wt
Purity
Signature
Melt
Buyback
Asking
Over gold
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Total
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Batch notes (optional)
Auction Estimator
Hammer + buyer's premium only (no VAT/sales tax). 12 houses with tiered schedules based on published global rates.
Applies to full hammer (not tiered)
Buyer's premium:—
Total buyer pays:—
Effective premium:—
Premium breakdown
Tiered by hammer brackets
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Gem Carat Estimator
Indicative estimate from measurements using gemological specific gravity and standard cutting assumptions. 14 stones, 11 shapes. Actual carat varies by cut and depth.
If Depth (mm) is omitted, depth is estimated from Depth %.
Estimated carat:—
Indicative range:—
Factor:—
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Gold Sentiment Index
5-factor macro model from FRED (St. Louis Fed). Real rates (30%) · USD (25%) · Inflation (20%) · Breakevens (15%) · VIX (10%).