Radiant|Lab Grown|IGI

5.20ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG654414149

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG654414149

Diamond specifications and retailer prices

From $1,934 NZD
$1,090 USD
As of October 25, 2026
Save $16,874 NZD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $18,808 NZD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 5.2ct lab-grown radiant diamond

This 5.2ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG654414149 or 654414149. Listed at 22 retailers as of October 25, 2026, with prices from $1,934 to $18,808, a $16,874 spread on the same certified stone. Brilliant Earth lists it at $18,808. 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

5.20
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654414149
Dimensions12.21 × 8.47 × 5.77 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.21 mm8.47 mm5.20 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654414149
Side View
Table 67.0%Crown 41.3°Girdle: MediumPavilion 36.4°Culet: NoneDepth 68.1%

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: Oct 25
Current: $18,808 NZD|Low: $1,584 NZD|High: $18,808 NZD|Avg: $4,324 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
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Retailer 17
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Retailer 19
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Retailer 21
October 26, 2026
Retailer 21$1,668 NZD
Retailer 10$1,813 NZD
Retailer 8$1,934 NZD
Retailer 20$1,934 NZD
Retailer 12$2,049 NZD
Retailer 13$2,103 NZD
Retailer 4$2,566 NZD
Retailer 2$3,004 NZD
Retailer 5$3,098 NZD
Retailer 17$3,217 NZD
Retailer 16$3,892 NZD
Retailer 18$3,917 NZD
Retailer 6$3,997 NZD
Retailer 11$5,327 NZD
Retailer 3$5,436 NZD
Retailer 7$6,012 NZD
Retailer 14$6,029 NZD
Retailer 19$6,226 NZD
Retailer 15$6,569 NZD
Retailer 9$6,728 NZD
Brilliant Earth$18,808 NZD

34 data points across 21 retailers

22 retailers$1,934 NZD to $18,808 NZD

Retailer 1
-
$1,668 NZD
$940 USD
Price last confirmed 9 days ago
Retailer 2
-
$1,813 NZD
$1,022 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$1,934 NZD
$1,090 USD
View
Retailer 4
-
$1,934 NZD
$1,090 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$2,049 NZD
$1,155 USD
View
Price last confirmed 6 days ago
A
Retailer 6
-
$2,566 NZD
$1,446 USD
View
A
Retailer 7
-
$3,004 NZD
£1,333 GBP
View
Retailer 8
-
$3,098 NZD
$1,746 USD
View
Price last confirmed 10 days ago
Retailer 9
-
$3,217 NZD
€1,727 EUR
View
Price last confirmed 10 days ago
Retailer 10
-
$3,892 NZD
ZAR 35,441 ZAR
View
Price last confirmed 8 days ago
Retailer 11
-
$3,917 NZD
A$3,396 AUD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$3,997 NZD
$2,253 USD
View
B+
Retailer 13
-
$5,327 NZD
£2,364 GBP
View
B+
Retailer 14
-
$5,436 NZD
$3,064 USD
View
Retailer 15
-
$5,992 NZD
$3,377 USD
View
Price last confirmed 9 days ago
Retailer 16
-
$6,012 NZD
$3,388 USD
View
Price last confirmed 8 days ago
Retailer 17
-
$6,029 NZD
$3,398 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
$6,226 NZD
$3,509 USD
View
B+
Retailer 19
-
$6,569 NZD
£2,915 GBP
View
B
Retailer 20
-
$6,728 NZD
$3,792 USD
View
B
Retailer 21
-
$9,744 NZD
$5,492 USD
View
Most Expensive
B
Brilliant Earth
14275397A · Oct 26
$18,808 NZD
$10,600 USD
View
21 more retailers have this diamond
Prices start from $1,934 NZDSave up to $16,874 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
5.20ct Radiant
$1,934 NZD