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Oval|Lab Grown|IGI

1.66ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG768622672

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG768622672

Diamond specifications and retailer prices

From €232 EUR
$259 USD
As of October 29, 2026
Save €1,585 EUR (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,817 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG768622672 or 768622672. Listed at 20 retailers as of October 29, 2026, with prices from €232 to €1,817, a €1,585 spread on the same certified stone. Brilliant Earth lists it at €1,817. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768622672
Dimensions9.47 × 6.74 × 4.12 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.47 mm6.74 mm1.66 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768622672
Side View
Table 59.0%Crown 34.5°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 61.1%

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: Oct 29
Current: €1,817 EUR|Low: €225 EUR|High: €1,907 EUR|Avg: €660 EUR|-4.7%
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
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 16€232 EUR
Retailer 3€258 EUR
Retailer 10€269 EUR
Retailer 11€285 EUR
Retailer 18€287 EUR
Retailer 17€430 EUR
Retailer 5€479 EUR
Retailer 7€493 EUR
Retailer 14€506 EUR
Retailer 19€527 EUR
Retailer 20€547 EUR
Retailer 2€548 EUR
Retailer 9€663 EUR
Retailer 15€882 EUR
Retailer 6€923 EUR
Retailer 4€968 EUR
Retailer 8€1,119 EUR
Retailer 13€1,129 EUR
Retailer 12€1,140 EUR
Brilliant Earth€1,817 EUR

34 data points across 20 retailers

20 retailers€232 EUR to €1,817 EUR

A
Cheapest Retailer
-
€232 EUR
$259 USD
A
Retailer 2
-
€258 EUR
$288 USD
View
Final sale: no returns
A
Retailer 3
-
€269 EUR
$300 USD
View
A
Retailer 4
-
€285 EUR
$318 USD
View
A
Retailer 5
-
€287 EUR
$321 USD
View
A
Retailer 6
-
€430 EUR
$480 USD
View
A
Retailer 7
-
€479 EUR
$535 USD
View
A
Retailer 8
-
€493 EUR
ZAR 8,899 ZAR
View
A
Retailer 9
-
€506 EUR
View
A
Retailer 10
-
€527 EUR
$589 USD
View
A
Retailer 11
-
€547 EUR
$611 USD
View
A
Retailer 12
-
€548 EUR
£482 GBP
View
B+
Retailer 13
-
€663 EUR
A$1,139 AUD
View
B+
Retailer 14
-
€882 EUR
$985 USD
View
B+
Retailer 15
-
€923 EUR
$1,031 USD
View
B+
Retailer 16
-
€968 EUR
$1,082 USD
View
B
Retailer 17
-
€1,119 EUR
£984 GBP
View
B
Retailer 18
-
€1,129 EUR
$1,261 USD
View
B
Retailer 19
-
€1,140 EUR
£1,003 GBP
View
Most Expensive
B
Brilliant Earth
18094821A · Oct 31
€1,817 EUR
$2,030 USD
View
19 more retailers have this diamond
Prices start from €232 EURSave up to €1,585 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
1.66ct Oval
€232 EUR