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Radiant|Lab Grown|IGI

3.54ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG741529778

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

Certificate IGI LG741529778

Diamond specifications and retailer prices

From HK$15,519 HKD
$1,978 USD
As of October 30, 2026
Save HK$77,217 HKD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$92,736 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.54ct lab-grown radiant diamond

This 3.54ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG741529778 or 741529778. Listed at 21 retailers as of October 29, 2026, with prices from HK$15,519 to HK$92,736, a HK$77,217 spread on the same certified stone. Brilliant Earth lists it at HK$92,736. 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

3.54
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741529778
Dimensions11.00 × 7.41 × 5.01 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.00 mm7.41 mm3.54 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741529778
Side View
Table 66.0%Crown 42.7°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 67.6%

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 30
Current: HK$92,736 HKD|Low: HK$12,404 HKD|High: HK$94,462 HKD|Avg: HK$38,235 HKD|-1.8%
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
October 31, 2026
Retailer 15HK$15,519 HKD
Retailer 4HK$16,884 HKD
Retailer 8HK$17,378 HKD
Retailer 3HK$18,006 HKD
Retailer 14HK$19,300 HKD
Retailer 2HK$24,765 HKD
Retailer 13HK$26,942 HKD
Retailer 10HK$27,054 HKD
Retailer 6HK$34,197 HKD
Retailer 12HK$42,241 HKD
Retailer 11HK$49,075 HKD
Retailer 9HK$51,693 HKD
Retailer 7HK$57,986 HKD
Retailer 5HK$60,142 HKD
Brilliant EarthHK$92,736 HKD

43 data points across 15 retailers

21 retailersHK$15,519 HKD to HK$92,736 HKD

A
Cheapest Retailer
-
HK$15,519 HKD
$1,978 USD
A
Retailer 2
-
HK$16,884 HKD
$2,152 USD
View
A
Retailer 3
-
HK$17,378 HKD
$2,215 USD
View
Final sale: no returns
A
Retailer 4
-
HK$18,006 HKD
$2,295 USD
View
A
Retailer 5
-
HK$19,300 HKD
$2,460 USD
View
A
Retailer 6
-
HK$20,788 HKD
View
A
Retailer 7
-
HK$24,765 HKD
£2,485 GBP
View
A
Retailer 8
-
HK$26,942 HKD
$3,434 USD
View
Retailer 9
-
HK$27,054 HKD
€3,284 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
HK$33,344 HKD
$4,250 USD
View
B+
Retailer 11
-
HK$34,197 HKD
£3,432 GBP
View
B+
Retailer 12
-
HK$35,384 HKD
$4,510 USD
View
B+
Retailer 13
-
HK$42,241 HKD
$5,384 USD
View
B+
Retailer 14
-
HK$49,075 HKD
$6,255 USD
View
B+
Retailer 15
-
HK$51,693 HKD
£5,188 GBP
View
B
Retailer 16
-
HK$53,882 HKD
$6,868 USD
View
B
Retailer 17
-
HK$57,986 HKD
$7,391 USD
View
B
Retailer 18
-
HK$60,142 HKD
SGD 10,359 SGD
View
B
Retailer 19
-
HK$63,012 HKD
$8,031 USD
View
B
Retailer 20
-
HK$85,636 HKD
$10,915 USD
View
Most Expensive
B
Brilliant Earth
20552395A · Oct 29
HK$92,736 HKD
$11,820 USD
View
20 more retailers have this diamond
Prices start from HK$15,519 HKDSave up to HK$77,217 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
3.54ct Radiant
HK$15,519 HKD