Radiant|Lab Grown|IGI

3.17ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG821627245

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG821627245

Diamond specifications and retailer prices

From €682 EUR
$762 USD
As of November 1, 2026
Save €2,173 EUR (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €3,791 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.17ct lab-grown radiant diamond

This 3.17ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821627245 or 821627245. Listed at 18 retailers as of November 1, 2026, with a 319% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.17
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821627245
Dimensions11.15 × 7.07 × 4.57 mm
L/W Ratio1.58
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.15 mm7.07 mm3.17 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821627245
Side View
Table 67.0%Crown 40°Girdle: STK-THKPavilion 40°Culet: NoneDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,791 EUR|Low: €682 EUR|High: €3,831 EUR|Avg: €1,908 EUR|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 2€682 EUR
Retailer 17€702 EUR
Retailer 3€886 EUR
Retailer 11€1,040 EUR
Retailer 16€1,128 EUR
Retailer 12€1,165 EUR
Retailer 5€1,642 EUR
Retailer 7€1,694 EUR
Retailer 6€1,797 EUR
Retailer 14€1,919 EUR
Retailer 9€2,278 EUR
Retailer 8€2,372 EUR
Retailer 4€2,447 EUR
Retailer 15€2,507 EUR
Retailer 13€2,590 EUR
Retailer 10€2,856 EUR
Rare Carat€3,791 EUR

19 data points across 17 retailers

18 retailers€682 EUR to €2,856 EUR

A
Cheapest Retailer
-
€682 EUR
$762 USD
A
Retailer 2
-
€702 EUR
$784 USD
View
Final sale: no returns
A
Retailer 3
-
€886 EUR
$990 USD
View
A
Retailer 4
-
€1,040 EUR
$1,162 USD
View
A
Retailer 5
-
€1,128 EUR
View
A
Retailer 6
-
€1,165 EUR
£1,025 GBP
View
A
Retailer 7
-
€1,642 EUR
A$2,822 AUD
View
A
Retailer 8
-
€1,694 EUR
ZAR 30,573 ZAR
View
B+
Retailer 9
-
€1,797 EUR
$2,008 USD
View
B+
Retailer 10
-
€1,919 EUR
$2,144 USD
View
B+
Retailer 11
-
€2,278 EUR
£2,004 GBP
View
B+
Retailer 12
-
€2,372 EUR
$2,650 USD
View
B+
Retailer 13
-
€2,447 EUR
SGD 3,694 SGD
View
B+
Retailer 14
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€2,507 EUR
$2,801 USD
View
B+
Retailer 15
-
€2,590 EUR
$2,894 USD
View
B+
Retailer 16
-
€2,856 EUR
£2,512 GBP
View
Retailer 17
-
€3,315 EUR
A$5,698 AUD
View
Price last confirmed 24 days ago
Most Expensive
Rare Carat
CN193-29A · Oct 21
€3,791 EUR
$4,235 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from €682 EURSave up to €2,173 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.17ct Radiant
€682 EUR