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Radiant|Lab Grown|IGI

3.21ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG761510442

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

Certificate IGI LG761510442

Diamond specifications and retailer prices

From $6,707 NZD
$3,780 USD
As of October 30, 2026
Save $21,077 NZD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $27,784 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.21ct lab-grown radiant diamond

This 3.21ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG761510442 or 761510442. Listed at 19 retailers as of October 30, 2026, with prices from $6,707 to $27,784, a $21,077 spread on the same certified stone. Taylor and Hart lists it at $27,784. 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

3.21
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761510442
Dimensions9.96 × 7.16 × 4.81 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.96 mm7.16 mm3.21 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761510442
Side View
Table 68.0%Crown 44°Girdle: Slightly ThickPavilion 31.2°Culet: NoneDepth 67.2%

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 30
Current: $18,275 NZD|Low: $6,439 NZD|High: $27,784 NZD|Avg: $13,846 NZD|-11.6%
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
Retailer 17
Taylor and Hart
October 30, 2026
Retailer 10$6,707 NZD
Retailer 15$7,028 NZD
Retailer 5$7,470 NZD
Retailer 7$7,509 NZD
Retailer 12$7,780 NZD
Retailer 3$9,603 NZD
Retailer 14$9,721 NZD
Retailer 11$10,286 NZD
Retailer 16$11,364 NZD
Retailer 8$12,033 NZD
Retailer 17$12,192 NZD
Retailer 2$13,635 NZD
Retailer 13$16,751 NZD
Retailer 1$18,275 NZD
Retailer 4$19,801 NZD
Retailer 6$19,848 NZD
Retailer 9$26,759 NZD
Taylor and Hart$27,784 NZD

39 data points across 18 retailers

19 retailers$6,707 NZD to $27,784 NZD

A
Cheapest Retailer
-
$6,707 NZD
$3,780 USD
A
Retailer 2
-
$7,028 NZD
$3,961 USD
View
B+
Retailer 3
-
$7,470 NZD
$4,210 USD
View
A
Retailer 4
-
$7,509 NZD
$4,232 USD
View
Final sale: no returns
B+
Retailer 5
-
$7,780 NZD
$4,385 USD
View
B+
Retailer 6
-
$9,603 NZD
$5,412 USD
View
B+
Retailer 7
-
$9,721 NZD
$5,479 USD
View
B+
Retailer 8
-
$10,286 NZD
£4,565 GBP
View
B+
Retailer 9
-
$11,364 NZD
$6,405 USD
View
B+
Retailer 10
-
$12,033 NZD
£5,340 GBP
View
Retailer 11
-
$12,192 NZD
€6,544 EUR
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$13,635 NZD
$7,685 USD
View
B
Retailer 13
-
$16,751 NZD
£7,434 GBP
View
B
Retailer 14
-
$18,275 NZD
$10,300 USD
View
B
Retailer 15
-
$18,912 NZD
$10,659 USD
View
B
Retailer 16
-
$19,801 NZD
$11,160 USD
View
B
Retailer 17
-
$19,848 NZD
$11,186 USD
View
B
Retailer 18
-
$26,759 NZD
SGD 20,380 SGD
View
Most Expensive
B
Taylor and Hart
WXSO6VW · Oct 30
$27,784 NZD
$15,659 USD
View
18 more retailers have this diamond
Prices start from $6,707 NZDSave up to $21,077 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
3.21ct Radiant
$6,707 NZD