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Oval|Lab Grown|IGI

1.66ct D VS2 Oval Lab Grown Diamond

EX • D/VS2 • IGI LG821687001

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG821687001

Diamond specifications and retailer prices

From €198 EUR
$222 USD
As of October 29, 2026
Save €831 EUR (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,029 EUR at With Clarity · As of November 1, 2026
View at With Clarity

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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821687001 or 821687001. Listed at 13 retailers as of October 29, 2026, with prices from €198 to €1,029, a €831 spread on the same certified stone. With Clarity lists it at €1,029. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821687001
Dimensions9.36 × 6.65 × 4.18 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
9.36 mm6.65 mm1.66 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821687001
Side View
Table 61.0%Crown 38°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

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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: €410 EUR|Low: €198 EUR|High: €1,087 EUR|Avg: €733 EUR|-2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 7€198 EUR
Retailer 5€229 EUR
Retailer 10€274 EUR
Retailer 1€410 EUR
Retailer 2€543 EUR
Retailer 9€787 EUR
Retailer 6€790 EUR
Retailer 11€892 EUR
Retailer 8€914 EUR
Retailer 4€986 EUR
Retailer 3€1,011 EUR
With Clarity€1,029 EUR

26 data points across 12 retailers

13 retailers€198 EUR to €1,029 EUR

A
Cheapest Retailer
-
€198 EUR
$222 USD
A
Retailer 2
-
€229 EUR
$257 USD
View
Retailer 3
-
€274 EUR
£242 GBP
View
Price last confirmed 16 days ago
A
Retailer 4
-
€410 EUR
View
A
Retailer 5
-
€543 EUR
$609 USD
View
B+
Retailer 6
-
€787 EUR
$883 USD
View
B+
Retailer 7
-
€790 EUR
$886 USD
View
B+
Retailer 8
-
€892 EUR
$1,000 USD
View
Retailer 9
-
€914 EUR
$1,025 USD
View
Price last confirmed 12 days ago
B
Retailer 10
-
€958 EUR
$1,075 USD
View
B+
Retailer 11
-
€986 EUR
£871 GBP
View
Retailer 12
-
€1,011 EUR
SGD 1,532 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
With Clarity
821687001 · Nov 1
€1,029 EUR
$1,154 USD
View
12 more retailers have this diamond
Prices start from €198 EURSave up to €831 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
€198 EUR