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Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

VG • E/VVS1 • IGI LG831679941

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831679941

Diamond specifications and retailer prices

From HK$1,648 HKD
$210 USD
As of October 30, 2026
Save HK$11,690 HKD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$13,338 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG831679941 or 831679941. Listed at 13 retailers as of October 29, 2026, with prices from HK$1,648 to HK$13,338, a HK$11,690 spread on the same certified stone. Brilliant Earth lists it at HK$13,338. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831679941
Dimensions6.69 × 7.78 × 4.00 mm
L/W Ratio1.16
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
6.69 mm7.78 mm1.23 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831679941
Side View
Table 61.0%Crown 31.7°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 51.4%

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 30
Current: HK$13,338 HKD|Low: HK$1,648 HKD|High: HK$13,338 HKD|Avg: HK$5,101 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
October 31, 2026
Retailer 8HK$1,648 HKD
Retailer 4HK$1,852 HKD
Retailer 3HK$2,048 HKD
Retailer 10HK$2,514 HKD
Retailer 9HK$3,515 HKD
Retailer 2HK$3,751 HKD
Retailer 7HK$3,962 HKD
Retailer 12HK$4,503 HKD
Retailer 6HK$6,606 HKD
Retailer 5HK$6,659 HKD
Retailer 11HK$6,983 HKD
Retailer 13HK$6,999 HKD
Brilliant EarthHK$13,338 HKD

3 data points across 13 retailers

13 retailersHK$1,648 HKD to HK$13,338 HKD

A
Cheapest Retailer
-
HK$1,648 HKD
$210 USD
A
Retailer 2
-
HK$1,852 HKD
$236 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,048 HKD
$261 USD
View
A
Retailer 4
-
HK$2,514 HKD
£252 GBP
View
B+
Retailer 5
-
HK$3,515 HKD
$448 USD
View
B+
Retailer 6
-
HK$3,751 HKD
£376 GBP
View
B+
Retailer 7
-
HK$3,962 HKD
$505 USD
View
B+
Retailer 8
-
HK$4,503 HKD
$574 USD
View
B
Retailer 9
-
HK$6,606 HKD
$842 USD
View
B
Retailer 10
-
HK$6,659 HKD
SGD 1,147 SGD
View
B
Retailer 11
-
HK$6,983 HKD
$890 USD
View
B
Retailer 12
-
HK$6,999 HKD
$892 USD
View
Most Expensive
B
Brilliant Earth
22348803A · Oct 29
HK$13,338 HKD
$1,700 USD
View
12 more retailers have this diamond
Prices start from HK$1,648 HKDSave up to HK$11,690 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
1.23ct Heart
HK$1,648 HKD