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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG781609848

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781609848

Diamond specifications and retailer prices

From €238 EUR
$267 USD
As of November 1, 2026
Save €1,438 EUR (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,676 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.91ct lab-grown round diamond

This 1.91ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781609848 or 781609848. Listed at 23 retailers as of October 28, 2026, with prices from €238 to €1,676, a €1,438 spread on the same certified stone. Brilliant Earth lists it at €1,676. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781609848
Dimensions8.05 × 7.99 × 4.88 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
8.05 mm7.99 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781609848
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.9%

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: €1,676 EUR|Low: €238 EUR|High: €1,676 EUR|Avg: €682 EUR
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
November 2, 2026
Retailer 16€238 EUR
Retailer 9€276 EUR
Retailer 8€295 EUR
Retailer 17€437 EUR
Retailer 13€488 EUR
Retailer 5€491 EUR
Retailer 15€510 EUR
Retailer 18€544 EUR
Retailer 14€565 EUR
Retailer 19€614 EUR
Retailer 6€687 EUR
Retailer 12€758 EUR
Retailer 7€950 EUR
Retailer 10€996 EUR
Retailer 11€1,065 EUR
Retailer 4€1,138 EUR
Retailer 2€1,184 EUR
Retailer 3€1,327 EUR
Brilliant Earth€1,676 EUR

42 data points across 19 retailers

23 retailers€238 EUR to €1,676 EUR

A
Cheapest Retailer
-
€238 EUR
$267 USD
A
Retailer 2
-
€276 EUR
$310 USD
View
A
Retailer 3
-
€295 EUR
$331 USD
View
Retailer 4
-
€302 EUR
$339 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€437 EUR
$490 USD
View
A
Retailer 6
-
€488 EUR
View
B+
Retailer 7
-
€491 EUR
$551 USD
View
A
Retailer 8
-
€510 EUR
ZAR 9,234 ZAR
View
A
Retailer 9
-
€544 EUR
$610 USD
View
A
Retailer 10
-
€565 EUR
£499 GBP
View
A
Retailer 11
-
€614 EUR
$689 USD
View
B+
Retailer 12
-
€687 EUR
A$1,186 AUD
View
Retailer 13
-
€742 EUR
A$1,280 AUD
View
Price last confirmed 124 days ago
B+
Retailer 14
-
€758 EUR
$850 USD
View
Retailer 15
-
€847 EUR
$950 USD
View
Price last confirmed 47 days ago
B+
Retailer 16
-
€950 EUR
$1,066 USD
View
B
Retailer 17
-
€996 EUR
$1,117 USD
View
Retailer 18
-
€1,065 EUR
$1,195 USD
View
Price last confirmed 29 days ago
B
Retailer 19
-
€1,084 EUR
$1,216 USD
View
B
Retailer 20
-
€1,138 EUR
$1,276 USD
View
B
Retailer 21
-
€1,184 EUR
£1,046 GBP
View
B
Retailer 22
-
€1,327 EUR
$1,488 USD
View
Most Expensive
B
Brilliant Earth
18338005A · Oct 28
€1,676 EUR
$1,880 USD
View
22 more retailers have this diamond
Prices start from €238 EURSave up to €1,438 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
1.91ct Round
€238 EUR