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Oval|Lab Grown|IGI

1.66ct E VVS1 Oval Lab Grown Diamond

EX • E/VVS1 • IGI LG787623981

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG787623981

Diamond specifications and retailer prices

From €236 EUR
$264 USD
As of November 1, 2026
Save €1,357 EUR (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,696 EUR at Novita Diamonds · As of July 28, 2026
View at Novita Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787623981 or 787623981. Listed at 21 retailers as of October 31, 2026, with a 574% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623981
Dimensions9.54 × 6.73 × 4.12 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.54 mm6.73 mm1.66 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623981
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.2%

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: Nov 1
Current: €560 EUR|Low: €236 EUR|High: €1,638 EUR|Avg: €791 EUR|+4.3%
Retailer 1
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Retailer 20
November 2, 2026
Retailer 6€236 EUR
Retailer 14€264 EUR
Retailer 10€294 EUR
Retailer 16€476 EUR
Retailer 8€487 EUR
Retailer 2€488 EUR
Retailer 12€504 EUR
Retailer 17€533 EUR
Retailer 1€560 EUR
Retailer 13€658 EUR
Retailer 20€680 EUR
Retailer 5€765 EUR
Retailer 18€986 EUR
Retailer 11€1,064 EUR
Retailer 15€1,150 EUR
Retailer 3€1,177 EUR
Retailer 9€1,186 EUR
Retailer 19€1,250 EUR
Retailer 4€1,325 EUR
Retailer 7€1,593 EUR

37 data points across 20 retailers

21 retailers€236 EUR to €1,593 EUR

A
Cheapest Retailer
-
€236 EUR
$264 USD
A
Retailer 2
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€264 EUR
$295 USD
View
Final sale: no returns
Retailer 3
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€294 EUR
$328 USD
View
Price last confirmed 8 days ago
A
Retailer 4
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€476 EUR
View
A
Retailer 5
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€487 EUR
$544 USD
View
A
Retailer 6
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€488 EUR
$545 USD
View
A
Retailer 7
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€504 EUR
ZAR 9,104 ZAR
View
A
Retailer 8
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€533 EUR
$595 USD
View
A
Retailer 9
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€560 EUR
£493 GBP
View
B+
Retailer 10
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€658 EUR
$735 USD
View
B+
Retailer 11
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€680 EUR
A$1,169 AUD
View
B+
Retailer 12
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€765 EUR
$855 USD
View
B+
Retailer 13
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€986 EUR
$1,102 USD
View
B
Retailer 14
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€1,071 EUR
$1,197 USD
View
B
Retailer 15
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€1,150 EUR
$1,285 USD
View
B+
Retailer 16
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€1,177 EUR
£1,035 GBP
View
B
Retailer 17
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€1,210 EUR
$1,352 USD
View
B
Retailer 18
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€1,250 EUR
$1,396 USD
View
B
Retailer 19
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€1,325 EUR
$1,480 USD
View
B
Retailer 20
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€1,593 EUR
$1,780 USD
View
Most Expensive
Novita Diamonds
cert_787623981 · Jul 28
€1,696 EUR
A$2,915 AUD
View
Price last confirmed 96 days ago
20 more retailers have this diamond
Prices start from €236 EURSave up to €1,357 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
€236 EUR