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Round|Lab Grown|IGI

3.09ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG811672023

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811672023

Diamond specifications and retailer prices

From HK$5,955 HKD
$759 USD
As of October 29, 2026
Save HK$55,006 HKD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$60,961 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round 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 LG811672023 or 811672023. Listed at 26 retailers as of October 29, 2026, with prices from HK$5,955 to HK$60,961, a HK$55,006 spread on the same certified stone. Brilliant Earth lists it at HK$60,961. 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

3.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811672023
Dimensions9.40 × 9.35 × 5.69 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.40 mm9.35 mm3.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811672023
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.6%

Caratlytics Score

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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$60,961 HKD|Low: HK$5,955 HKD|High: HK$73,514 HKD|Avg: HK$19,468 HKD|-17.1%
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
October 30, 2026
Retailer 17HK$5,955 HKD
Retailer 5HK$9,156 HKD
Retailer 4HK$9,297 HKD
Retailer 14HK$9,572 HKD
Retailer 2HK$9,853 HKD
Retailer 11HK$10,050 HKD
Retailer 12HK$14,340 HKD
Retailer 7HK$14,366 HKD
Retailer 3HK$15,664 HKD
Retailer 9HK$15,684 HKD
Retailer 15HK$16,751 HKD
Retailer 16HK$21,066 HKD
Retailer 6HK$21,302 HKD
Retailer 13HK$21,348 HKD
Retailer 10HK$26,156 HKD
Retailer 8HK$45,270 HKD
Brilliant EarthHK$60,961 HKD

36 data points across 17 retailers

26 retailersHK$5,955 HKD to HK$60,961 HKD

Retailer 1
-
HK$5,492 HKD
$700 USD
Price last confirmed 20 days ago
Retailer 2
-
HK$5,657 HKD
$721 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
HK$5,955 HKD
$759 USD
View
Final sale: no returns
Retailer 4
-
HK$6,151 HKD
$784 USD
View
Price last confirmed 37 days ago
Retailer 5
-
HK$6,371 HKD
$812 USD
View
Price last confirmed 18 days ago
Retailer 6
-
HK$6,371 HKD
$812 USD
View
Price last confirmed 28 days ago
Retailer 7
-
HK$6,465 HKD
$824 USD
View
Price last confirmed 35 days ago
A
Retailer 8
-
HK$9,156 HKD
$1,167 USD
View
A
Retailer 9
-
HK$9,297 HKD
$1,185 USD
View
A
Retailer 10
-
HK$9,572 HKD
$1,220 USD
View
A
Retailer 11
-
HK$9,853 HKD
£989 GBP
View
A
Retailer 12
-
HK$10,050 HKD
€1,220 EUR
View
A
Retailer 13
-
HK$14,340 HKD
ZAR 29,527 ZAR
View
Retailer 14
-
HK$14,366 HKD
A$2,817 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
HK$15,664 HKD
$1,996 USD
View
A
Retailer 16
-
HK$15,684 HKD
$1,999 USD
View
A
Retailer 17
-
HK$16,751 HKD
$2,135 USD
View
Retailer 18
-
HK$17,904 HKD
$2,282 USD
View
Price last confirmed 23 days ago
Retailer 19
-
HK$18,437 HKD
$2,350 USD
View
Price last confirmed 39 days ago
A
Retailer 20
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HK$19,975 HKD
$2,546 USD
View
A
Retailer 21
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HK$21,066 HKD
$2,685 USD
View
A
Retailer 22
-
HK$21,302 HKD
$2,715 USD
View
B+
Retailer 23
-
HK$21,348 HKD
$2,721 USD
View
B+
Retailer 24
-
HK$26,156 HKD
£2,625 GBP
View
Retailer 25
-
HK$45,270 HKD
$5,770 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
20537063A · Oct 30
HK$60,961 HKD
$7,770 USD
View
25 more retailers have this diamond
Prices start from HK$5,955 HKDSave up to HK$55,006 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
3.09ct Round
HK$5,955 HKD