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Round|Lab Grown|IGI

3.50ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG760523984

Shape and cutting style on the report: Round brilliant

Certificate IGI LG760523984

Diamond specifications and retailer prices

From HK$3,327 HKD
$424 USD
As of October 29, 2026
Save HK$16,211 HKD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$19,538 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG760523984 or 760523984. Listed at 15 retailers as of October 29, 2026, with prices from HK$3,327 to HK$19,538, a HK$16,211 spread on the same certified stone. Brilliant Earth lists it at HK$19,538. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760523984
Dimensions9.88 × 9.94 × 5.77 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.88 mm9.94 mm3.50 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760523984
Side View
Table 61.0%Crown 33.4°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 58.3%

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 29
Current: HK$19,538 HKD|Low: HK$2,373 HKD|High: HK$20,087 HKD|Avg: HK$8,113 HKD|-2.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3HK$2,373 HKD
Retailer 8HK$3,327 HKD
Retailer 11HK$3,727 HKD
Retailer 6HK$5,257 HKD
Retailer 5HK$6,467 HKD
Retailer 9HK$6,497 HKD
Retailer 2HK$6,784 HKD
Retailer 10HK$7,227 HKD
Retailer 7HK$9,988 HKD
Retailer 4HK$15,246 HKD
Brilliant EarthHK$19,538 HKD

42 data points across 11 retailers

15 retailersHK$3,327 HKD to HK$19,538 HKD

A
Cheapest Retailer
-
HK$3,327 HKD
$424 USD
A
Retailer 2
-
HK$3,727 HKD
$475 USD
View
Final sale: no returns
A
Retailer 3
-
HK$3,727 HKD
$475 USD
View
A
Retailer 4
-
HK$4,127 HKD
$526 USD
View
A
Retailer 5
-
HK$4,127 HKD
$526 USD
View
A
Retailer 6
-
HK$5,257 HKD
$670 USD
View
A
Retailer 7
-
HK$6,467 HKD
€785 EUR
View
B+
Retailer 8
-
HK$6,497 HKD
$828 USD
View
A
Retailer 9
-
HK$6,784 HKD
£681 GBP
View
A
Retailer 10
-
HK$7,227 HKD
$921 USD
View
B+
Retailer 11
-
HK$9,988 HKD
$1,273 USD
View
Retailer 12
-
HK$10,655 HKD
$1,358 USD
View
Price last confirmed 44 days ago
B+
Retailer 13
-
HK$13,268 HKD
$1,691 USD
View
B
Retailer 14
-
HK$15,246 HKD
£1,530 GBP
View
Most Expensive
B
Brilliant Earth
18459169A · Oct 29
HK$19,538 HKD
$2,490 USD
View
14 more retailers have this diamond
Prices start from HK$3,327 HKDSave up to HK$16,211 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$3,327 HKD