Radiant|Lab Grown|IGI

9.17ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG680570122

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

Certificate IGI LG680570122

Diamond specifications and retailer prices

From €2,950 EUR
$3,296 USD
As of October 31, 2026
Save €7,664 EUR (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €19,343 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 9.17ct lab-grown radiant diamond

This 9.17ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680570122 or 680570122. Listed at 17 retailers as of October 31, 2026, with a 260% 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

9.17
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680570122
Dimensions12.11 × 11.87 × 7.63 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.11 mm11.87 mm9.17 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680570122
Side View
Table 63.0%Crown 43.5°Girdle: MED-THKPavilion 36°Culet: NoneDepth 64.3%

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: €19,343 EUR|Low: €2,888 EUR|High: €19,943 EUR|Avg: €6,524 EUR|-3.0%
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
Retailer 17
November 1, 2026
Retailer 6€2,888 EUR
Retailer 5€2,950 EUR
Retailer 15€3,034 EUR
Retailer 17€3,178 EUR
Retailer 11€3,437 EUR
Retailer 16€3,818 EUR
Retailer 10€4,128 EUR
Retailer 13€4,472 EUR
Retailer 8€4,979 EUR
Retailer 12€5,157 EUR
Retailer 2€6,203 EUR
Retailer 4€7,256 EUR
Retailer 14€7,361 EUR
Retailer 3€8,051 EUR
Retailer 9€10,068 EUR
Retailer 7€10,614 EUR
Brilliant Earth€19,343 EUR

38 data points across 17 retailers

17 retailers€2,950 EUR to €10,614 EUR

Retailer 1
-
€2,888 EUR
$3,227 USD
Price last confirmed 19 days ago
A
Retailer 2
-
€2,950 EUR
$3,296 USD
View
Final sale: no returns
A
Retailer 3
-
€3,034 EUR
$3,390 USD
View
A
Retailer 4
-
€3,178 EUR
$3,550 USD
View
A
Retailer 5
-
€3,437 EUR
£3,024 GBP
View
B+
Retailer 6
-
€3,818 EUR
$4,266 USD
View
B+
Retailer 7
-
€4,128 EUR
$4,612 USD
View
B+
Retailer 8
-
€4,472 EUR
ZAR 80,714 ZAR
View
B+
Retailer 9
-
€4,979 EUR
£4,380 GBP
View
B+
Retailer 10
-
€5,157 EUR
View
B+
Retailer 11
-
€6,203 EUR
$6,930 USD
View
B+
Retailer 12
-
€7,256 EUR
$8,107 USD
View
B+
Retailer 13
-
€7,361 EUR
£6,475 GBP
View
B
Retailer 14
-
€8,051 EUR
$8,995 USD
View
B
Retailer 15
-
€10,068 EUR
$11,248 USD
View
B
Retailer 16
-
€10,614 EUR
$11,858 USD
View
Most Expensive
Brilliant Earth
16342008A · Oct 31
€19,343 EUR
$21,610 USD
View
Price under review
16 more retailers have this diamond
Prices start from €2,950 EURSave up to €7,664 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
9.17ct Radiant
€2,950 EUR