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Radiant|Lab Grown|IGI

3.26ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG821641215

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

Certificate IGI LG821641215

Diamond specifications and retailer prices

From HK$14,812 HKD
$1,888 USD
As of October 29, 2026
Save HK$50,224 HKD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$65,036 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.26ct lab-grown radiant diamond

This 3.26ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821641215 or 821641215. Listed at 15 retailers as of October 28, 2026, with prices from HK$14,812 to HK$65,036, a HK$50,224 spread on the same certified stone. Brilliant Earth lists it at HK$65,036. 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

3.26
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821641215
Dimensions10.37 × 7.49 × 4.92 mm
L/W Ratio1.38
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.37 mm7.49 mm3.26 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821641215
Side View
Table 64.0%Crown 41.7°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
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 29
Current: HK$65,036 HKD|Low: HK$14,812 HKD|High: HK$77,902 HKD|Avg: HK$34,638 HKD|-16.5%
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
October 29, 2026
Retailer 3HK$14,812 HKD
Retailer 4HK$15,766 HKD
Retailer 9HK$18,297 HKD
Retailer 14HK$19,574 HKD
Retailer 10HK$20,783 HKD
Retailer 12HK$26,501 HKD
Retailer 2HK$27,666 HKD
Retailer 5HK$33,759 HKD
Retailer 15HK$35,154 HKD
Retailer 8HK$37,452 HKD
Retailer 11HK$45,384 HKD
Retailer 7HK$45,897 HKD
Retailer 6HK$49,856 HKD
Retailer 13HK$56,990 HKD
Brilliant EarthHK$65,036 HKD

41 data points across 15 retailers

15 retailersHK$14,812 HKD to HK$65,036 HKD

A
Cheapest Retailer
-
HK$14,812 HKD
$1,888 USD
A
Retailer 2
-
HK$15,766 HKD
View
A
Retailer 3
-
HK$18,297 HKD
£1,836 GBP
View
A
Retailer 4
-
HK$19,574 HKD
$2,495 USD
View
A
Retailer 5
-
HK$20,783 HKD
€2,523 EUR
View
A
Retailer 6
-
HK$26,501 HKD
$3,378 USD
View
A
Retailer 7
-
HK$27,666 HKD
ZAR 56,971 ZAR
View
B+
Retailer 8
-
HK$33,759 HKD
$4,303 USD
View
B+
Retailer 9
-
HK$35,154 HKD
$4,481 USD
View
B+
Retailer 10
-
HK$37,452 HKD
£3,759 GBP
View
B+
Retailer 11
-
HK$45,384 HKD
$5,785 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
HK$45,897 HKD
$5,850 USD
View
B
Retailer 13
-
HK$49,856 HKD
$6,355 USD
View
B
Retailer 14
-
HK$56,990 HKD
A$11,176 AUD
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
21144056A · Oct 28
HK$65,036 HKD
$8,290 USD
View
14 more retailers have this diamond
Prices start from HK$14,812 HKDSave up to HK$50,224 HKD

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
3.26ct Radiant
HK$14,812 HKD