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Oval|Lab Grown|IGI

1.66ct E VS1 Oval Lab Grown Diamond

VG • E/VS1 • IGI LG837645898

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837645898

Diamond specifications and retailer prices

From €207 EUR
$231 USD
As of October 29, 2026
Save €1,828 EUR (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,035 EUR at Queensmith · As of October 27, 2026
View at Queensmith

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 very-good cut grade and certified by IGI LG837645898 or 837645898. Listed at 20 retailers as of October 27, 2026, with prices from €207 to €2,035, a €1,828 spread on the same certified stone. Queensmith lists it at €2,035. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.66
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837645898
Dimensions9.50 × 6.72 × 4.14 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.50 mm6.72 mm1.66 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837645898
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.6%

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 29
Current: €2,035 EUR|Low: €198 EUR|High: €2,035 EUR|Avg: €675 EUR
Queensmith
Retailer 2
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Retailer 21
October 31, 2026
Retailer 6€207 EUR
Retailer 10€231 EUR
Retailer 7€240 EUR
Retailer 8€256 EUR
Retailer 9€256 EUR
Retailer 15€300 EUR
Retailer 17€433 EUR
Retailer 5€443 EUR
Retailer 13€478 EUR
Retailer 14€539 EUR
Retailer 12€554 EUR
Retailer 18€598 EUR
Retailer 21€823 EUR
Retailer 19€825 EUR
Retailer 3€870 EUR
Retailer 4€931 EUR
Retailer 16€954 EUR
Retailer 20€1,028 EUR
Retailer 11€1,041 EUR
Retailer 2€1,042 EUR
Queensmith€2,035 EUR

30 data points across 21 retailers

20 retailers€207 EUR to €2,035 EUR

A
Cheapest Retailer
-
€207 EUR
$231 USD
A
Retailer 2
-
€231 EUR
$258 USD
View
Final sale: no returns
A
Retailer 3
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€240 EUR
$268 USD
View
A
Retailer 4
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€256 EUR
$286 USD
View
A
Retailer 5
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€256 EUR
$286 USD
View
A
Retailer 6
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€300 EUR
£264 GBP
View
B+
Retailer 7
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€433 EUR
$484 USD
View
A
Retailer 8
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€478 EUR
£421 GBP
View
B+
Retailer 9
-
€539 EUR
$602 USD
View
B+
Retailer 10
-
€554 EUR
$619 USD
View
A
Retailer 11
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€598 EUR
A$1,028 AUD
View
B+
Retailer 12
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€823 EUR
$919 USD
View
B
Retailer 13
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€825 EUR
$922 USD
View
B+
Retailer 14
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€870 EUR
$972 USD
View
Retailer 15
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€931 EUR
$1,040 USD
View
Price last confirmed 13 days ago
B
Retailer 16
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€954 EUR
A$1,639 AUD
View
B
Retailer 17
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€1,028 EUR
£904 GBP
View
B
Retailer 18
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€1,041 EUR
$1,163 USD
View
B
Retailer 19
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€1,042 EUR
$1,164 USD
View
Most Expensive
B
Queensmith
LG837645898 · Oct 27
€2,035 EUR
£1,790 GBP
View
19 more retailers have this diamond
Prices start from €207 EURSave up to €1,828 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
€207 EUR