Radiant|Lab Grown|IGI

3.17ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG821627303

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

Certificate IGI LG821627303

Diamond specifications and retailer prices

From €687 EUR
$767 USD
As of October 31, 2026
Save €6,528 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €7,214 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG821627303 or 821627303. Listed at 16 retailers as of October 31, 2026, with prices from €687 to €7,214, a €6,528 spread on the same certified stone. Brilliant Earth lists it at €7,214. 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
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821627303
Dimensions10.20 × 7.33 × 4.74 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.20 mm7.33 mm3.17 ctD / VVS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821627303
Side View
Table 65.0%Crown 44.3°Girdle: STK-THKPavilion 34.7°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €7,214 EUR|Low: €687 EUR|High: €7,474 EUR|Avg: €2,199 EUR|-3.5%
Brilliant Earth
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
November 1, 2026
Retailer 12€687 EUR
Retailer 14€873 EUR
Retailer 3€1,022 EUR
Retailer 13€1,140 EUR
Retailer 11€1,282 EUR
Retailer 4€1,659 EUR
Retailer 16€1,761 EUR
Retailer 9€1,915 EUR
Retailer 6€2,224 EUR
Retailer 5€2,321 EUR
Retailer 15€2,400 EUR
Retailer 10€2,456 EUR
Retailer 2€2,535 EUR
Retailer 8€2,851 EUR
Retailer 7€3,782 EUR
Brilliant Earth€7,214 EUR

20 data points across 16 retailers

16 retailers€687 EUR to €7,214 EUR

A
Cheapest Retailer
-
€687 EUR
$767 USD
Final sale: no returns
A
Retailer 2
-
€873 EUR
$975 USD
View
A
Retailer 3
-
€1,022 EUR
$1,142 USD
View
A
Retailer 4
-
€1,140 EUR
£1,003 GBP
View
A
Retailer 5
-
€1,282 EUR
View
A
Retailer 6
-
€1,659 EUR
ZAR 29,948 ZAR
View
B+
Retailer 7
-
€1,761 EUR
$1,967 USD
View
B+
Retailer 8
-
€1,915 EUR
$2,139 USD
View
B+
Retailer 9
-
€2,224 EUR
£1,956 GBP
View
B+
Retailer 10
-
€2,321 EUR
$2,593 USD
View
B+
Retailer 11
-
€2,400 EUR
SGD 3,623 SGD
View
B+
Retailer 12
-
€2,456 EUR
$2,744 USD
View
B+
Retailer 13
-
€2,535 EUR
$2,832 USD
View
Retailer 14
-
€2,851 EUR
£2,508 GBP
View
Price last confirmed 10 days ago
Retailer 15
-
€3,782 EUR
$4,225 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20907720A · Oct 31
€7,214 EUR
$8,060 USD
View
15 more retailers have this diamond
Prices start from €687 EURSave up to €6,528 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
€687 EUR