Round|Lab Grown|IGI

3.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG750586280

Shape and cutting style on the report: Round brilliant

Certificate IGI LG750586280

Diamond specifications and retailer prices

From HK$3,154 HKD
$402 USD
As of October 31, 2026
Save HK$27,287 HKD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$30,441 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3ct lab-grown round diamond

This 3ct 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 LG750586280 or 750586280. Listed at 19 retailers as of October 31, 2026, with prices from HK$3,154 to HK$30,441, a HK$27,287 spread on the same certified stone. Brilliant Earth lists it at HK$30,441. 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

3.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750586280
Dimensions9.23 × 9.14 × 5.73 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
9.23 mm9.14 mm3.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750586280
Side View
Table 57.0%Crown 36.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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 31
Current: HK$30,441 HKD|Low: HK$3,154 HKD|High: HK$30,441 HKD|Avg: HK$7,345 HKD
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$3,154 HKD
Retailer 12HK$3,491 HKD
Retailer 2HK$4,660 HKD
Retailer 3HK$4,692 HKD
Retailer 9HK$4,707 HKD
Retailer 8HK$5,511 HKD
Retailer 14HK$5,947 HKD
Retailer 7HK$6,216 HKD
Retailer 6HK$7,163 HKD
Retailer 11HK$10,231 HKD
Retailer 5HK$11,534 HKD
Retailer 4HK$13,335 HKD
Retailer 10HK$13,651 HKD
Brilliant EarthHK$30,441 HKD

38 data points across 14 retailers

19 retailersHK$3,154 HKD to HK$30,441 HKD

Retailer 1
-
HK$3,028 HKD
$386 USD
Price last confirmed 32 days ago
A
Retailer 2
-
HK$3,154 HKD
$402 USD
View
Final sale: no returns
Retailer 3
-
HK$3,389 HKD
$432 USD
View
Price last confirmed 38 days ago
Retailer 4
-
HK$3,491 HKD
$445 USD
View
Price last confirmed 15 days ago
Retailer 5
-
HK$3,703 HKD
$472 USD
View
Price last confirmed 32 days ago
Retailer 6
-
HK$3,703 HKD
$472 USD
View
Price last confirmed 38 days ago
A
Retailer 7
-
HK$4,660 HKD
£468 GBP
View
B+
Retailer 8
-
HK$4,692 HKD
$598 USD
View
A
Retailer 9
-
HK$4,707 HKD
$600 USD
View
A
Retailer 10
-
HK$5,511 HKD
€669 EUR
View
A
Retailer 11
-
HK$5,947 HKD
$758 USD
View
A
Retailer 12
-
HK$6,216 HKD
£624 GBP
View
A
Retailer 13
-
HK$7,163 HKD
$913 USD
View
B+
Retailer 14
-
HK$10,231 HKD
$1,304 USD
View
B+
Retailer 15
-
HK$11,534 HKD
$1,470 USD
View
Retailer 16
-
HK$12,067 HKD
$1,538 USD
View
Price last confirmed 32 days ago
B
Retailer 17
-
HK$13,335 HKD
$1,700 USD
View
B
Retailer 18
-
HK$13,651 HKD
£1,370 GBP
View
Most Expensive
B
Brilliant Earth
18587084A · Oct 31
HK$30,441 HKD
$3,880 USD
View
18 more retailers have this diamond
Prices start from HK$3,154 HKDSave up to HK$27,287 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
3.00ct Round
HK$3,154 HKD