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1.86 ct Round Brilliant Diamond Engagement Ring

Prices as of September 28, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$25,000
Sep 15 · Macy's
Best price
$25,000
−0% vs high
14-day high
$25,000
All stores

Today's best price is the lowest AskPrice has recorded · tracked since May 2026.

$25,000$25,000$25,000
Sep 15Sep 28
  • Macy's
Price has held at $25000.00 for the past 14 days.

About this product

The Pre-Owned Tiffany & Co. 1.86 ct Round Brilliant Diamond Engagement Ring features a platinum solitaire setting with a center diamond weighing 1.86 carats. The diamond is round brilliant cut, graded H color and VVS2 clarity, offering exceptional brilliance and purity. Crafted in the USA, the ring is sized at US 4.5 and shows excellent pre-loved condition with no noticeable wear. This timeless piece combines luxury materials and precise craftsmanship for a classic engagement style.

  • 1.86 carat round brilliant diamond
  • H color, VVS2 clarity
  • Platinum 950 metal
  • US size 4.5
  • Made in USA
  • Excellent pre-loved condition

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1.86 ct Round Brilliant Diamond Engagement Ring — Price History