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Oval|Lab Grown|IGI

6.65ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG598388125

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG598388125

Diamond specifications and retailer prices

From €812 EUR
$911 USD
As of November 1, 2026
Save €4,279 EUR (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €5,091 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.65ct lab-grown oval diamond

This 6.65ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598388125 or 598388125. Listed at 20 retailers as of November 1, 2026, with prices from €812 to €5,091, a €4,279 spread on the same certified stone. Brilliant Earth lists it at €5,091. 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

6.65
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598388125
Dimensions14.94 × 10.69 × 6.66 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Top View
14.94 mm10.69 mm6.65 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598388125
Side View
Table 60.0%Crown 35.1°Girdle: THN-STKPavilion 40.9°Culet: NoneDepth 62.3%

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: Nov 1
Current: €5,091 EUR|Low: €788 EUR|High: €5,296 EUR|Avg: €2,004 EUR|-3.1%
Brilliant Earth
Retailer 2
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Retailer 22
November 2, 2026
Retailer 6€812 EUR
Retailer 20€884 EUR
Retailer 10€910 EUR
Retailer 4€942 EUR
Retailer 22€942 EUR
Retailer 3€1,015 EUR
Retailer 17€1,097 EUR
Retailer 7€1,381 EUR
Retailer 2€1,439 EUR
Retailer 11€1,511 EUR
Retailer 16€1,542 EUR
Retailer 18€1,746 EUR
Retailer 19€1,824 EUR
Retailer 21€2,097 EUR
Retailer 8€2,399 EUR
Retailer 9€2,609 EUR
Retailer 5€2,650 EUR
Retailer 12€2,944 EUR
Retailer 14€2,948 EUR
Retailer 13€3,197 EUR
Retailer 15€3,275 EUR
Brilliant Earth€5,091 EUR

36 data points across 22 retailers

20 retailers€812 EUR to €5,091 EUR

A
Cheapest Retailer
-
€812 EUR
$911 USD
A
Retailer 2
-
€884 EUR
$991 USD
View
A
Retailer 3
-
€942 EUR
$1,057 USD
View
Retailer 4
-
€942 EUR
$1,057 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€1,097 EUR
$1,230 USD
View
A
Retailer 6
-
€1,381 EUR
$1,549 USD
View
A
Retailer 7
-
€1,439 EUR
£1,271 GBP
View
B+
Retailer 8
-
€1,511 EUR
$1,695 USD
View
A
Retailer 9
-
€1,542 EUR
View
B+
Retailer 10
-
€1,746 EUR
A$3,013 AUD
View
A
Retailer 11
-
€1,824 EUR
ZAR 33,043 ZAR
View
B+
Retailer 12
-
€2,097 EUR
$2,352 USD
View
B+
Retailer 13
-
€2,399 EUR
$2,691 USD
View
B+
Retailer 14
-
€2,609 EUR
£2,304 GBP
View
B+
Retailer 15
-
€2,650 EUR
$2,972 USD
View
Retailer 16
-
€2,944 EUR
$3,302 USD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
€2,948 EUR
$3,307 USD
View
B+
Retailer 18
-
€3,197 EUR
£2,823 GBP
View
B
Retailer 19
-
€3,275 EUR
$3,674 USD
View
Most Expensive
B
Brilliant Earth
8138297A · Nov 2
€5,091 EUR
$5,710 USD
View
19 more retailers have this diamond
Prices start from €812 EURSave up to €4,279 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
6.65ct Oval
€812 EUR