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Radiant|Lab Grown|IGI

3.10ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784645097

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

Certificate IGI LG784645097

Diamond specifications and retailer prices

From HK$13,189 HKD
$1,681 USD
As of October 30, 2026
Save HK$79,940 HKD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$93,128 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.1ct lab-grown radiant diamond

This 3.1ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645097 or 784645097. Listed at 14 retailers as of October 30, 2026, with prices from HK$13,189 to HK$93,128, a HK$79,940 spread on the same certified stone. Brilliant Earth lists it at HK$93,128. 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

3.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645097
Dimensions10.25 × 7.32 × 4.84 mm
L/W Ratio1.40
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
10.25 mm7.32 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645097
Side View
Table 62.0%Crown 40.3°Girdle: ThickPavilion 34.4°Culet: NoneDepth 66.1%

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: HK$93,128 HKD|Low: HK$13,189 HKD|High: HK$130,239 HKD|Avg: HK$40,240 HKD|-11.7%
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
November 1, 2026
Retailer 13HK$13,189 HKD
Retailer 2HK$14,350 HKD
Retailer 12HK$16,139 HKD
Retailer 10HK$16,633 HKD
Retailer 3HK$19,638 HKD
Retailer 6HK$22,297 HKD
Retailer 8HK$24,039 HKD
Retailer 11HK$26,377 HKD
Retailer 9HK$28,256 HKD
Retailer 4HK$31,650 HKD
Retailer 7HK$48,226 HKD
Retailer 5HK$49,781 HKD
Retailer 14HK$90,775 HKD
Brilliant EarthHK$93,128 HKD

35 data points across 14 retailers

14 retailersHK$13,189 HKD to HK$93,128 HKD

A
Cheapest Retailer
-
HK$13,189 HKD
$1,681 USD
A
Retailer 2
-
HK$14,350 HKD
$1,829 USD
View
A
Retailer 3
-
HK$16,139 HKD
$2,057 USD
View
A
Retailer 4
-
HK$16,633 HKD
$2,120 USD
View
A
Retailer 5
-
HK$19,638 HKD
$2,503 USD
View
A
Retailer 6
-
HK$22,297 HKD
$2,842 USD
View
Final sale: no returns
A
Retailer 7
-
HK$24,039 HKD
$3,064 USD
View
A
Retailer 8
-
HK$26,377 HKD
$3,362 USD
View
B+
Retailer 9
-
HK$28,256 HKD
€3,430 EUR
View
B+
Retailer 10
-
HK$31,650 HKD
$4,034 USD
View
B+
Retailer 11
-
HK$48,226 HKD
£4,840 GBP
View
Retailer 12
-
HK$49,781 HKD
$6,345 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
HK$90,775 HKD
$11,570 USD
View
Most Expensive
B
Brilliant Earth
19065808Y · Oct 31
HK$93,128 HKD
$11,870 USD
View
13 more retailers have this diamond
Prices start from HK$13,189 HKDSave up to HK$79,940 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
3.10ct Radiant
HK$13,189 HKD