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Radiant|Lab Grown|IGI

2.90ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG755511273

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

Certificate IGI LG755511273

Diamond specifications and retailer prices

From HK$6,614 HKD
$843 USD
As of October 30, 2026
Save HK$50,817 HKD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$57,431 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.9ct lab-grown radiant diamond

This 2.9ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG755511273 or 755511273. Listed at 23 retailers as of October 30, 2026, with prices from HK$6,614 to HK$57,431, a HK$50,817 spread on the same certified stone. Brilliant Earth lists it at HK$57,431. 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

2.90
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755511273
Dimensions10.00 × 6.89 × 4.73 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.00 mm6.89 mm2.90 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755511273
Side View
Table 67.0%Crown 45.5°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 68.7%

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$57,431 HKD|Low: HK$7,924 HKD|High: HK$75,554 HKD|Avg: HK$21,531 HKD|-24.0%
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
October 30, 2026
Retailer 5HK$7,924 HKD
Retailer 15HK$8,938 HKD
Retailer 3HK$9,258 HKD
Retailer 6HK$9,925 HKD
Retailer 13HK$10,984 HKD
Retailer 2HK$11,790 HKD
Retailer 14HK$12,168 HKD
Retailer 18HK$16,092 HKD
Retailer 16HK$18,201 HKD
Retailer 11HK$19,795 HKD
Retailer 4HK$21,164 HKD
Retailer 17HK$24,534 HKD
Retailer 8HK$25,465 HKD
Retailer 9HK$25,778 HKD
Retailer 7HK$25,977 HKD
Retailer 10HK$26,592 HKD
Retailer 12HK$28,916 HKD
Brilliant EarthHK$57,431 HKD

36 data points across 18 retailers

23 retailersHK$6,614 HKD to HK$57,431 HKD

A
Cheapest Retailer
-
HK$6,614 HKD
$843 USD
A
Retailer 2
-
HK$7,195 HKD
$917 USD
View
A
Retailer 3
-
HK$7,673 HKD
$978 USD
View
Retailer 4
-
HK$7,673 HKD
$978 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$7,924 HKD
$1,010 USD
View
Final sale: no returns
A
Retailer 6
-
HK$8,938 HKD
View
A
Retailer 7
-
HK$9,258 HKD
$1,180 USD
View
A
Retailer 8
-
HK$9,925 HKD
$1,265 USD
View
A
Retailer 9
-
HK$10,984 HKD
$1,400 USD
View
A
Retailer 10
-
HK$11,790 HKD
£1,183 GBP
View
Retailer 11
-
HK$12,168 HKD
€1,477 EUR
View
Price last confirmed 7 days ago
A
Retailer 12
-
HK$16,092 HKD
$2,051 USD
View
Retailer 13
-
HK$18,201 HKD
A$3,569 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
HK$19,795 HKD
ZAR 40,760 ZAR
View
A
Retailer 15
-
HK$21,164 HKD
£2,124 GBP
View
A
Retailer 16
-
HK$21,576 HKD
$2,750 USD
View
B+
Retailer 17
-
HK$24,534 HKD
$3,127 USD
View
B+
Retailer 18
-
HK$25,465 HKD
$3,246 USD
View
B+
Retailer 19
-
HK$25,778 HKD
SGD 4,440 SGD
View
B+
Retailer 20
-
HK$25,977 HKD
$3,311 USD
View
B+
Retailer 21
-
HK$26,592 HKD
$3,389 USD
View
B+
Retailer 22
-
HK$28,916 HKD
£2,902 GBP
View
Most Expensive
B
Brilliant Earth
16860665A · Oct 30
HK$57,431 HKD
$7,320 USD
View
22 more retailers have this diamond
Prices start from HK$6,614 HKDSave up to HK$50,817 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
2.90ct Radiant
HK$6,614 HKD