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Round|Lab Grown|IGI

3.50ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG790661215

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790661215

Diamond specifications and retailer prices

From HK$14,766 HKD
$1,882 USD
As of October 29, 2026
Save HK$60,710 HKD (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$75,476 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round 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 LG790661215 or 790661215. Listed at 22 retailers as of October 29, 2026, with prices from HK$14,766 to HK$75,476, a HK$60,710 spread on the same certified stone. Brilliant Earth lists it at HK$75,476. 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

3.50
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790661215
Dimensions9.69 × 9.65 × 6.01 mm
L/W Ratio1.00
Girdle conditionFaceted
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
9.69 mm9.65 mm3.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790661215
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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 29
Current: HK$75,476 HKD|Low: HK$14,177 HKD|High: HK$80,968 HKD|Avg: HK$34,328 HKD|-6.8%
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
Retailer 20
Retailer 21
October 30, 2026
Retailer 4HK$14,766 HKD
Retailer 12HK$16,068 HKD
Retailer 8HK$17,127 HKD
Retailer 14HK$17,127 HKD
Retailer 18HK$18,210 HKD
Retailer 10HK$18,406 HKD
Retailer 17HK$18,437 HKD
Retailer 2HK$23,460 HKD
Retailer 6HK$25,028 HKD
Retailer 7HK$26,848 HKD
Retailer 21HK$28,127 HKD
Retailer 16HK$30,143 HKD
Retailer 9HK$32,105 HKD
Retailer 13HK$39,776 HKD
Retailer 19HK$46,156 HKD
Retailer 20HK$48,957 HKD
Retailer 15HK$49,182 HKD
Retailer 11HK$60,000 HKD
Retailer 5HK$63,521 HKD
Retailer 3HK$69,591 HKD
Brilliant EarthHK$75,476 HKD

31 data points across 21 retailers

22 retailersHK$14,766 HKD to HK$75,476 HKD

A
Cheapest Retailer
-
HK$14,766 HKD
$1,882 USD
A
Retailer 2
-
HK$16,068 HKD
$2,048 USD
View
A
Retailer 3
-
HK$17,127 HKD
$2,183 USD
View
Retailer 4
-
HK$17,127 HKD
$2,183 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
HK$18,210 HKD
$2,321 USD
View
Final sale: no returns
A
Retailer 6
-
HK$18,406 HKD
$2,346 USD
View
A
Retailer 7
-
HK$18,437 HKD
$2,350 USD
View
A
Retailer 8
-
HK$23,460 HKD
£2,354 GBP
View
A
Retailer 9
-
HK$25,028 HKD
$3,190 USD
View
A
Retailer 10
-
HK$26,848 HKD
$3,422 USD
View
A
Retailer 11
-
HK$28,127 HKD
$3,585 USD
View
B+
Retailer 12
-
HK$30,143 HKD
€3,659 EUR
View
B+
Retailer 13
-
HK$32,105 HKD
$4,092 USD
View
B+
Retailer 14
-
HK$39,776 HKD
ZAR 81,903 ZAR
View
B+
Retailer 15
-
HK$44,571 HKD
$5,681 USD
View
B+
Retailer 16
-
HK$46,156 HKD
$5,883 USD
View
B+
Retailer 17
-
HK$48,957 HKD
$6,240 USD
View
B+
Retailer 18
-
HK$49,182 HKD
£4,936 GBP
View
B+
Retailer 19
-
HK$60,000 HKD
$7,648 USD
View
B
Retailer 20
-
HK$63,521 HKD
SGD 10,941 SGD
View
B
Retailer 21
-
HK$69,591 HKD
$8,870 USD
View
Most Expensive
B
Brilliant Earth
21419297A · Oct 29
HK$75,476 HKD
$9,620 USD
View
21 more retailers have this diamond
Prices start from HK$14,766 HKDSave up to HK$60,710 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
3.50ct Round
HK$14,766 HKD