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Round|Lab Grown|IGI

1.66ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG794689958

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794689958

Diamond specifications and retailer prices

From €197 EUR
$221 USD
As of November 1, 2026
Save €1,283 EUR (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,480 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.66ct lab-grown round diamond

This 1.66ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG794689958 or 794689958. Listed at 13 retailers as of November 1, 2026, with prices from €197 to €1,480, a €1,283 spread on the same certified stone. Brilliant Earth lists it at €1,480. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794689958
Dimensions7.60 × 7.55 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm7.55 mm1.66 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794689958
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.5%

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: €1,480 EUR|Low: €197 EUR|High: €1,712 EUR|Avg: €790 EUR|-13.5%
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
November 2, 2026
Retailer 5€197 EUR
Retailer 14€228 EUR
Retailer 9€374 EUR
Retailer 11€411 EUR
Retailer 6€514 EUR
Retailer 16€543 EUR
Retailer 2€571 EUR
Retailer 3€785 EUR
Retailer 12€788 EUR
Retailer 15€892 EUR
Retailer 8€938 EUR
Retailer 7€944 EUR
Retailer 10€979 EUR
Retailer 4€990 EUR
Retailer 13€1,029 EUR
Brilliant Earth€1,480 EUR

30 data points across 16 retailers

13 retailers€197 EUR to €1,480 EUR

A
Cheapest Retailer
-
€197 EUR
$221 USD
A
Retailer 2
-
€228 EUR
$256 USD
View
A
Retailer 3
-
€374 EUR
£330 GBP
View
A
Retailer 4
-
€411 EUR
View
B+
Retailer 5
-
€543 EUR
$609 USD
View
B+
Retailer 6
-
€571 EUR
A$985 AUD
View
B+
Retailer 7
-
€785 EUR
$881 USD
View
B+
Retailer 8
-
€788 EUR
$884 USD
View
B
Retailer 9
-
€892 EUR
$1,000 USD
View
B+
Retailer 10
-
€979 EUR
£865 GBP
View
Retailer 11
-
€990 EUR
SGD 1,501 SGD
View
Price last confirmed 20 days ago
B
Retailer 12
-
€1,029 EUR
$1,154 USD
View
Most Expensive
B
Brilliant Earth
20805928A · Nov 2
€1,480 EUR
$1,660 USD
View
12 more retailers have this diamond
Prices start from €197 EURSave up to €1,283 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 Round
€197 EUR