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Round|Lab Grown|IGI

5.10ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG840665217

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840665217

Diamond specifications and retailer prices

From $918 AUD
$645 USD
As of October 26, 2026
Save $6,997 AUD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,915 AUD at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 5.1ct lab-grown round diamond

This 5.1ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840665217 or 840665217. Listed at 18 retailers as of October 26, 2026, with a 762% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.10
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840665217
Dimensions11.06 × 11.11 × 6.71 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.06 mm11.11 mm5.10 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840665217
Side View
Table 59.0%Crown 32.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
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: Oct 26
Current: $1,330 AUD|Low: $881 AUD|High: $6,228 AUD|Avg: $2,653 AUD|-1.2%
Retailer 1
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 1, 2026
Retailer 15$918 AUD
Retailer 2$998 AUD
Retailer 16$1,209 AUD
Retailer 13$1,324 AUD
Retailer 1$1,330 AUD
Retailer 8$1,616 AUD
Retailer 4$1,687 AUD
Retailer 10$1,873 AUD
Retailer 12$2,170 AUD
Retailer 9$2,486 AUD
Retailer 6$2,992 AUD
Retailer 3$3,005 AUD
Retailer 14$3,817 AUD
Retailer 11$4,489 AUD
Retailer 7$5,599 AUD
Retailer 5$6,228 AUD

30 data points across 16 retailers

18 retailers$918 AUD to $7,915 AUD

A
Cheapest Retailer
-
$918 AUD
$645 USD
Retailer 2
-
$998 AUD
$701 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$1,209 AUD
$849 USD
View
Final sale: no returns
A
Retailer 4
-
$1,324 AUD
$930 USD
View
A
Retailer 5
-
$1,330 AUD
£736 GBP
View
A
Retailer 6
-
$1,616 AUD
$1,135 USD
View
B+
Retailer 7
-
$1,687 AUD
$1,185 USD
View
A
Retailer 8
-
$1,873 AUD
€1,253 EUR
View
Retailer 9
-
$2,170 AUD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$2,486 AUD
$1,746 USD
View
B+
Retailer 11
-
$2,992 AUD
$2,102 USD
View
B+
Retailer 12
-
$3,005 AUD
$2,111 USD
View
B
Retailer 13
-
$3,817 AUD
$2,681 USD
View
B
Retailer 14
-
$4,489 AUD
£2,483 GBP
View
B
Retailer 15
-
$5,599 AUD
$3,933 USD
View
Retailer 16
-
$6,228 AUD
$4,375 USD
View
Price last confirmed 28 days ago
B
Retailer 17
-
$7,915 AUD
$5,560 USD
View
Most Expensive
Brilliant Earth
21766175A · Oct 15
$7,915 AUD
$5,560 USD
View
Price last confirmed 17 days ago
17 more retailers have this diamond
Prices start from $918 AUDSave up to $6,997 AUD

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
5.10ct Round
$918 AUD