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Radiant|Lab Grown|IGI

3.13ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG821661449

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

Certificate IGI LG821661449

Diamond specifications and retailer prices

From $1,373 NZD
$774 USD
As of October 31, 2026
Save $4,456 NZD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,505 NZD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.13ct lab-grown radiant diamond

This 3.13ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821661449 or 821661449. Listed at 16 retailers as of October 31, 2026, with a 324% 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

3.13
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821661449
Dimensions11.09 × 6.91 × 4.46 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.09 mm6.91 mm3.13 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821661449
Side View
Table 68.0%Crown 46.5°Girdle: Slightly ThickPavilion 39.2°Culet: NoneDepth 64.5%

Caratlytics Score

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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 31
Current: $7,505 NZD|Low: $1,373 NZD|High: $7,514 NZD|Avg: $3,646 NZD|-0.1%
Rare Carat
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
November 1, 2026
Retailer 13$1,373 NZD
Retailer 4$1,739 NZD
Retailer 2$2,040 NZD
Retailer 12$2,206 NZD
Retailer 8$2,281 NZD
Retailer 15$3,227 NZD
Retailer 7$3,317 NZD
Retailer 3$3,518 NZD
Retailer 9$3,715 NZD
Retailer 5$4,435 NZD
Retailer 10$4,856 NZD
Retailer 11$4,910 NZD
Retailer 6$5,640 NZD
Retailer 14$5,830 NZD
Rare Carat$7,505 NZD

21 data points across 15 retailers

16 retailers$1,373 NZD to $5,830 NZD

A
Cheapest Retailer
-
$1,373 NZD
$774 USD
Final sale: no returns
A
Retailer 2
-
$1,739 NZD
$980 USD
View
A
Retailer 3
-
$2,040 NZD
$1,150 USD
View
A
Retailer 4
-
$2,206 NZD
€1,184 EUR
View
A
Retailer 5
-
$2,281 NZD
£1,012 GBP
View
A
Retailer 6
-
$3,227 NZD
A$2,798 AUD
View
A
Retailer 7
-
$3,317 NZD
ZAR 30,203 ZAR
View
B+
Retailer 8
-
$3,518 NZD
$1,983 USD
View
B+
Retailer 9
-
$3,715 NZD
$2,094 USD
View
B+
Retailer 10
-
$4,435 NZD
£1,968 GBP
View
B+
Retailer 11
-
$4,856 NZD
$2,737 USD
View
B+
Retailer 12
-
$4,910 NZD
$2,767 USD
View
B+
Retailer 13
-
$5,640 NZD
£2,503 GBP
View
B+
Retailer 14
-
$5,830 NZD
SGD 4,440 SGD
View
Retailer 15
-
$6,495 NZD
A$5,632 AUD
View
Price last confirmed 23 days ago
Most Expensive
Rare Carat
CN208-44A · Oct 21
$7,505 NZD
$4,230 USD
View
Price last confirmed 11 days ago
15 more retailers have this diamond
Prices start from $1,373 NZDSave up to $4,456 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
3.13ct Radiant
$1,373 NZD