Radiant|Lab Grown|IGI

9.21ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG620424871

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

Certificate IGI LG620424871

Diamond specifications and retailer prices

From $3,188 NZD
£1,412 GBP
As of October 30, 2026
18 retailers carry this diamond
Most expensive: $14,201 NZD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 9.21ct lab-grown radiant diamond

This 9.21ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620424871 or 620424871. Listed at 18 retailers as of October 30, 2026. 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

9.21
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620424871
Dimensions14.80 × 10.36 × 6.99 mm
L/W Ratio1.43
Culet sizePointed
Top View
14.80 mm10.36 mm9.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620424871
Side View
Table 64.0%Crown 41.8°Girdle: MediumPavilion 35.5°Culet: NoneDepth 67.5%

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 30
Current: $14,201 NZD|Low: $2,302 NZD|High: $16,973 NZD|Avg: $6,077 NZD|-16.3%
Brilliant Earth
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
Retailer 18
Retailer 19
October 30, 2026
Retailer 17$2,302 NZD
Retailer 14$2,504 NZD
Retailer 10$2,671 NZD
Retailer 19$2,671 NZD
Retailer 5$2,977 NZD
Retailer 2$3,188 NZD
Retailer 4$3,651 NZD
Retailer 13$3,819 NZD
Retailer 9$4,225 NZD
Retailer 12$4,789 NZD
Retailer 3$4,978 NZD
Retailer 18$5,007 NZD
Retailer 8$6,446 NZD
Retailer 11$7,664 NZD
Retailer 15$8,627 NZD
Retailer 6$9,308 NZD
Retailer 7$9,377 NZD
Retailer 16$9,864 NZD
Brilliant Earth$14,201 NZD

31 data points across 19 retailers

18 retailers

Retailer 1
-
$2,302 NZD
$1,295 USD
Price last confirmed 12 days ago
Retailer 2
-
$2,504 NZD
$1,409 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$2,671 NZD
$1,503 USD
View
Price last confirmed 12 days ago
Retailer 4
-
$2,671 NZD
$1,503 USD
View
Price last confirmed 23 days ago
Retailer 5
-
$2,977 NZD
$1,675 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$3,188 NZD
£1,412 GBP
View
Retailer 7
-
$3,651 NZD
$2,054 USD
View
Price last confirmed 10 days ago
Retailer 8
-
$3,819 NZD
£1,692 GBP
View
Price last confirmed 11 days ago
Retailer 9
-
$4,225 NZD
$2,377 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$4,978 NZD
$2,801 USD
View
Price last confirmed 11 days ago
Retailer 11
-
$5,007 NZD
$2,817 USD
View
Price last confirmed 12 days ago
Retailer 12
-
$6,446 NZD
£2,856 GBP
View
Price last confirmed 12 days ago
Retailer 13
-
$7,664 NZD
$4,312 USD
View
Price last confirmed 11 days ago
Retailer 14
-
$8,627 NZD
£3,822 GBP
View
Price last confirmed 12 days ago
Retailer 15
-
$9,308 NZD
$5,237 USD
View
Price last confirmed 10 days ago
Retailer 16
-
$9,377 NZD
$5,276 USD
View
Price last confirmed 15 days ago
Retailer 17
-
$9,864 NZD
$5,550 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
9119544A · Oct 23
$14,201 NZD
$7,990 USD
View
Price last confirmed 10 days ago
17 more retailers have this diamond
Prices start from $3,188 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
9.21ct Radiant
$3,188 NZD