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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 $1,144 NZD
$645 USD
As of October 26, 2026
Save $8,721 NZD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,865 NZD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $1,658 NZD|Low: $1,098 NZD|High: $7,763 NZD|Avg: $3,307 NZD|-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$1,144 NZD
Retailer 2$1,244 NZD
Retailer 16$1,506 NZD
Retailer 13$1,650 NZD
Retailer 1$1,658 NZD
Retailer 8$2,014 NZD
Retailer 4$2,103 NZD
Retailer 10$2,334 NZD
Retailer 12$2,704 NZD
Retailer 9$3,098 NZD
Retailer 6$3,730 NZD
Retailer 3$3,746 NZD
Retailer 14$4,757 NZD
Retailer 11$5,595 NZD
Retailer 7$6,978 NZD
Retailer 5$7,763 NZD

30 data points across 16 retailers

18 retailers$1,144 NZD to $9,865 NZD

A
Cheapest Retailer
-
$1,144 NZD
$645 USD
Retailer 2
-
$1,244 NZD
$701 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$1,506 NZD
$849 USD
View
Final sale: no returns
A
Retailer 4
-
$1,650 NZD
$930 USD
View
A
Retailer 5
-
$1,658 NZD
£736 GBP
View
A
Retailer 6
-
$2,014 NZD
$1,135 USD
View
B+
Retailer 7
-
$2,103 NZD
$1,185 USD
View
A
Retailer 8
-
$2,334 NZD
€1,253 EUR
View
Retailer 9
-
$2,704 NZD
A$2,345 AUD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$3,098 NZD
$1,746 USD
View
B+
Retailer 11
-
$3,730 NZD
$2,102 USD
View
B+
Retailer 12
-
$3,746 NZD
$2,111 USD
View
B
Retailer 13
-
$4,757 NZD
$2,681 USD
View
B
Retailer 14
-
$5,595 NZD
£2,483 GBP
View
B
Retailer 15
-
$6,978 NZD
$3,933 USD
View
Retailer 16
-
$7,763 NZD
$4,375 USD
View
Price last confirmed 28 days ago
B
Retailer 17
-
$9,865 NZD
$5,560 USD
View
Most Expensive
Brilliant Earth
21766175A · Oct 15
$9,865 NZD
$5,560 USD
View
Price last confirmed 17 days ago
17 more retailers have this diamond
Prices start from $1,144 NZDSave up to $8,721 NZD

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
$1,144 NZD