FACETWIREPrice Intelligence1.5 Carat natural diamonds
All 1.5 carat natural diamonds tracked right now, every shape, every retailer, sorted by price.
Facet Wire is tracking 89 live 1.5 carat natural listings right now across 3 retailers: Blue Nile (71), Frank Darling (9), With Clarity (9). Prices run from $2,316 to $28,007, with a median of $10,318 ($6,660 per carat at the median). Data refreshes nightly — last build 2026-10-18.
Most popular / better value
Across these 89 listings, the most common color is D (35 stones), the most common clarity is SI1 (24 stones).
Better value: D color / SI1 clarity is the cheapest well-stocked spec combination here — 12 listings at a median of $5,247 per carat.
Cheapest live 1.5 carat natural listings
| Stone | Retailer | Carat | Color | Clarity | Cert | Price | $/ct |
|---|---|---|---|---|---|---|---|
| Natural Diamond [ID: ZSMRE002DD] | Frank Darling | 1.50 | M | SI1 | HRD 260000098335 | $2,316 | $1,544 |
| Natural Diamond [ID: EM007011DI] | Frank Darling | 1.53 | M | VS2 | GIA regionID=2 | $2,649 | $1,731 |
| GIA 1.51 Carat K-VVS2 Very Good Cut Radiant Diamond | With Clarity | 1.51 | K | VVS2 | GIA 2231832994 | $3,222 | $2,134 |
| GIA 1.7 Carat L-VS2 Very Good Cut Emerald Diamond | With Clarity | 1.70 | L | VS2 | GIA 2547316062 | $3,710 | $2,182 |
| Natural Diamond [ID: YSUCW014DD] | Frank Darling | 1.51 | G | SI1 | GIA 6532846392 | $5,137 | $3,402 |
| GIA 1.54 Carat I-IF Ideal Cut Princess Natural Diamond | Blue Nile | 1.54 | I | IF | GIA | $5,159 | $3,350 |
| GIA 1.5 Carat K-VVS1 Excellent Cut Oval Diamond | With Clarity | 1.50 | K | VVS1 | GIA 2536859101 | $5,280 | $3,520 |
| Natural Diamond [ID: ZSMJR014DD] | Frank Darling | 1.71 | J | SI1 | GIA 6545780179 | $5,297 | $3,098 |
| GIA 1.51 Carat J-VS1 Very Good Cut Cushion Diamond | With Clarity | 1.51 | J | VS1 | GIA 2536982012 | $5,356 | $3,547 |
| GIA 1.51 Carat F-SI1 Ideal Cut Princess Natural Diamond | Blue Nile | 1.51 | F | SI1 | GIA | $5,459 | $3,615 |
| GIA 1.50 Carat G-VS2 Very Good Cut Princess Natural Diamond | Blue Nile | 1.50 | G | VS2 | GIA | $5,920 | $3,947 |
| GIA 1.56 Carat G-VVS1 Ideal Cut Heart Natural Diamond | Blue Nile | 1.56 | G | VVS1 | GIA | $6,173 | $3,957 |
Frequently asked questions
How much does a 1.5 carat natural diamond cost?
Across 89 live listings tracked by Facet Wire, 1.5 carat natural diamonds run from $2,316 to $28,007, with a median price of $10,318 ($6,660 per carat). The cheapest tracked right now is a 1.50 ct stone at Frank Darling for $2,316.
Which retailer is cheapest for 1.5 carat 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, Frank Darling, With Clarity, and the same certified stone often appears at several retailers with a real price gap.
Are 1.5 carat diamonds good value?
1.5 Carat stones are priced off live market data here, not list prices. Compare the per-carat column: at the median, 1.5 carat natural diamonds run $6,660 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.