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Radiant|Lab Grown|IGI

3.20ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG790681919

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

Certificate IGI LG790681919

Diamond specifications and retailer prices

From HK$8,418 HKD
$1,073 USD
As of October 30, 2026
Save HK$66,351 HKD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$74,770 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.2ct lab-grown radiant diamond

This 3.2ct 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 LG790681919 or 790681919. Listed at 22 retailers as of October 30, 2026, with prices from HK$8,418 to HK$74,770, a HK$66,351 spread on the same certified stone. Do Amore Diamonds lists it at HK$74,770. 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

3.20
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790681919
Dimensions10.77 × 7.54 × 4.77 mm
L/W Ratio1.43
Culet sizePointed
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
10.77 mm7.54 mm3.20 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790681919
Side View
Table 68.0%Crown 40.1°Girdle: MediumPavilion 35.6°Culet: NoneDepth 63.3%

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 30
Current: HK$74,770 HKD|Low: HK$8,418 HKD|High: HK$74,770 HKD|Avg: HK$25,647 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 3HK$8,418 HKD
Retailer 20HK$9,156 HKD
Retailer 10HK$9,423 HKD
Retailer 5HK$9,768 HKD
Retailer 15HK$11,141 HKD
Retailer 8HK$12,435 HKD
Retailer 2HK$15,508 HKD
Retailer 11HK$15,550 HKD
Retailer 21HK$19,018 HKD
Retailer 18HK$19,246 HKD
Retailer 6HK$20,203 HKD
Retailer 17HK$24,320 HKD
Retailer 13HK$25,026 HKD
Retailer 7HK$26,066 HKD
Retailer 4HK$28,276 HKD
Retailer 16HK$34,675 HKD
Retailer 12HK$37,691 HKD
Retailer 9HK$38,277 HKD
Retailer 19HK$42,641 HKD
Retailer 14HK$55,985 HKD
Do Amore DiamondsHK$74,770 HKD

45 data points across 21 retailers

22 retailersHK$8,418 HKD to HK$74,770 HKD

A
Cheapest Retailer
-
HK$8,418 HKD
$1,073 USD
A
Retailer 2
-
HK$9,156 HKD
$1,167 USD
View
A
Retailer 3
-
HK$9,423 HKD
$1,201 USD
View
Final sale: no returns
A
Retailer 4
-
HK$9,768 HKD
$1,245 USD
View
A
Retailer 5
-
HK$11,141 HKD
$1,420 USD
View
A
Retailer 6
-
HK$12,435 HKD
$1,585 USD
View
A
Retailer 7
-
HK$15,508 HKD
£1,556 GBP
View
A
Retailer 8
-
HK$15,550 HKD
$1,982 USD
View
A
Retailer 9
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HK$19,018 HKD
$2,424 USD
View
A
Retailer 10
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HK$19,246 HKD
$2,453 USD
View
A
Retailer 11
-
HK$20,203 HKD
$2,575 USD
View
Retailer 12
-
HK$24,320 HKD
A$4,769 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
HK$25,026 HKD
ZAR 51,532 ZAR
View
Retailer 14
-
HK$26,066 HKD
£2,616 GBP
View
Price last confirmed 15 days ago
A
Retailer 15
-
HK$28,276 HKD
$3,604 USD
View
B+
Retailer 16
-
HK$34,675 HKD
£3,480 GBP
View
B+
Retailer 17
-
HK$37,691 HKD
SGD 6,492 SGD
View
B+
Retailer 18
-
HK$38,277 HKD
$4,879 USD
View
Retailer 19
-
HK$42,641 HKD
$5,435 USD
View
Price last confirmed 10 days ago
Retailer 20
-
HK$55,985 HKD
A$10,978 AUD
View
Price last confirmed 22 days ago
B
Retailer 21
-
HK$63,393 HKD
$8,080 USD
View
Most Expensive
B
Do Amore Diamonds
27-41DEBF9B5 · Oct 31
HK$74,770 HKD
$9,530 USD
View
21 more retailers have this diamond
Prices start from HK$8,418 HKDSave up to HK$66,351 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
3.20ct Radiant
HK$8,418 HKD