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Carat Hunter · Where to buy diamonds

Where to buy a 1.5ct natural radiant diamond

Every retailer in our index stocking this size and shape, 67 of them, across 12,232 live listings.

Updated September 14, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

12,232

Retailers carrying

67

Median active price

$6,412

Grade combinations

33

Certificate mix:GIA 10,630 · HRD 55 · IGI 50

What it actually costs

Lower 10% $2,998Median $6,412Upper 10% $11,557

Middle half sell between $4,352 to $8,922

Certificated stones with a live price only, 4,580 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

32%

Typical difference

$1,729

Stones compared

3,134

Across 3,134 stones of this size and shape carried by more than one retailer, the dearest listing sits 32% above the cheapest for the identical certificated diamond, a typical gap of $1,729. That gap is what comparing before you buy avoids.

Every retailer that stocks this spec

Ranked by active inventory count. Selection is mechanical, not editorial.

Show 15 more retailers
  1. 11Adiamor367 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Visit Adiamor
  3. 13Jared340 in stock
    United States·Founded 1993·30-day returns·Ships to United States
    Visit Jared
  5. 15Zales335 in stock
    United States·Founded 1924·30-day returns·Ships to United States
    Visit Zales
  13. 23RockHer268 in stock
    United States·Founded 2016·40-day returns·Ships to United States
    Visit RockHer
  14. 24Ritani218 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Visit Ritani

Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified June 15, 2026.

14 of the 25 retailers ship to United States. 11 do not.

Narrow it down by grade

Each combination below has its own page with the retailers that stock exactly that grade.

I VS21,108 · 49rG VS2921 · 53rH VS1872 · 50rG VS1852 · 52rF VS2782 · 54rH VS2736 · 54rI VS1685 · 44rH VVS2658 · 50rF VS1653 · 56rE VS2523 · 55rE VS1446 · 48rG VVS1422 · 50rI VVS1414 · 47rH VVS1385 · 48rD VS2371 · 52rD VS1367 · 46rF VVS2364 · 49rI VVS2350 · 44rG VVS2316 · 43rE VVS2239 · 47rD VVS2162 · 44rF VVS1152 · 38rD VVS197 · 43rE VVS195 · 37rG IF50 · 21rI IF45 · 21rH IF38 · 25rE IF34 · 19rD IF34 · 22rF IF18 · 15rF FL13 · 12rH FL12 · 12rI FL10 · 10r

Stones at this spec now

Live examples carried by more than one retailer, so the comparison is real. Prices shown in USD.

What this spec means

  • Radiant: a rectangular brilliant cut that combines the emerald outline with round-style faceting.
  • Natural: mined diamonds with the certification, provenance and resale profile traditional buyers expect.

Frequently asked

How much do retailers differ on the same diamond?

Across 3,134 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 32%, about $1,729.

Can I see retailers for one exact grade?

Yes. Each of the 33 color and clarity combinations above has its own page listing the retailers that stock exactly that grade.

Does Carat Hunter earn commission from these retailers?

No. We earn zero affiliate revenue from any retailer in our index.

How fresh is this data?

Live listings refresh daily. Static facts about each retailer refresh weekly.

How is the retailer ranking calculated?

Strictly by active inventory count for this exact spec. The retailer carrying the most stones at the spec ranks first. There is no editorial input, weighting or affiliate consideration.

Why do you not show per-retailer prices on this page?

Prices vary per stone, not per store. Click through to any matched diamond and you will see every retailer's price on the exact same physical stone, which is the meaningful comparison.