1.5 Carat Cushion natural diamonds

Every 1.5 carat cushion natural diamond Facet Wire tracks, sorted by live price.

Facet Wire is tracking 13 live 1.5 carat cushion natural listings right now across 3 retailers: Blue Nile (9), With Clarity (3), Frank Darling (1). Prices run from $5,137 to $22,265, with a median of $8,899 ($5,933 per carat at the median). Data refreshes nightly — last build 2026-10-18.

Most popular / better value

Across these 13 listings, the most common color is G (5 stones), the most common clarity is SI1 (4 stones).

Cheapest live 1.5 carat cushion natural listings

StoneRetailerCaratColorClarityCertPrice$/ct
Natural Diamond [ID: YSUCW014DD]Frank Darling1.51GSI1GIA 6532846392$5,137$3,402
GIA 1.51 Carat J-VS1 Very Good Cut Cushion DiamondWith Clarity1.51JVS1GIA 2536982012$5,356$3,547
GIA 1.51 Carat G-VVS1 Ideal Cut Cushion Natural DiamondBlue Nile1.51GVVS1GIA$6,791$4,497
GIA 1.54 Carat G-SI1 Ideal Cut Cushion Natural DiamondBlue Nile1.54GSI1GIA$7,326$4,757
GIA 1.50 Carat D-SI1 Very Good Cut Cushion Natural DiamondBlue Nile1.50DSI1GIA$7,893$5,262
GIA 1.7 Carat H-VS2 Excellent Cut Cushion DiamondWith Clarity1.70HVS2GIA 6541215486$8,020$4,718
GIA 1.50 Carat G-VS1 Very Good Cut Cushion Natural DiamondBlue Nile1.50GVS1GIA$8,899$5,933
GIA 1.51 Carat D-VVS2 Excellent Cut Cushion DiamondWith Clarity1.51DVVS2GIA 1545197123$9,909$6,562
GIA 1.50 Carat D-VS1 Very Good Cut Cushion Natural DiamondBlue Nile1.50DVS1GIA$13,661$9,107
GIA 1.74 Carat G-VVS1 Very Good Cut Cushion Natural DiamondBlue Nile1.74GVVS1GIA$16,367$9,406
GIA 1.51 Carat D-VVS1 Very Good Cut Cushion Natural DiamondBlue Nile1.51DVVS1GIA$17,730$11,742
GIA 1.92 Carat E-SI1 Ideal Cut Cushion Natural DiamondBlue Nile1.92ESI1GIA$20,023$10,429

Search all 1997 tracked listings →

Frequently asked questions

How much does a cushion natural diamond cost?

Across 13 live listings tracked by Facet Wire, cushion natural diamonds run from $5,137 to $22,265, with a median price of $8,899 ($5,933 per carat). The cheapest tracked right now is a 1.51 ct stone at Frank Darling for $5,137.

Which retailer is cheapest for cushion natural diamonds?

It changes nightly — that is the point of Facet Wire. The table on this page is sorted by live price across Blue Nile, With Clarity, Frank Darling, and the same certified stone often appears at several retailers with a real price gap.

Are cushion diamonds good value?

Cushion stones are priced off live market data here, not list prices. Compare the per-carat column: at the median, cushion natural diamonds run $5,933 per carat across our tracked retailers.

How often do these prices update?

Facet Wire re-scrapes its retailers nightly and rebuilds this page from the fresh data, so counts, medians and the cheapest listings reflect the latest run.