CaratHunter
Plans
Heart|Lab Grown|IGI

3.51ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG843692584

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843692584

Diamond specifications and retailer prices

From HK$14,162 HKD
$1,805 USD
As of November 1, 2026
Save HK$34,847 HKD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$82,619 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.51ct lab-grown heart diamond

This 3.51ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843692584 or 843692584. Listed at 13 retailers as of November 1, 2026, with a 246% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.51
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843692584
Dimensions10.48 × 9.16 × 6.13 mm
L/W Ratio1.14
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
10.48 mm9.16 mm3.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843692584
Side View
Table 57.0%Crown 38.5°Girdle: STK-THKPavilion 37.4°Culet: NoneDepth 58.5%

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: Nov 1
Current: HK$82,619 HKD|Low: HK$14,162 HKD|High: HK$82,619 HKD|Avg: HK$30,610 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
November 3, 2026
Retailer 11HK$14,162 HKD
Retailer 12HK$15,496 HKD
Retailer 3HK$16,973 HKD
Retailer 8HK$18,765 HKD
Retailer 2HK$20,788 HKD
Retailer 7HK$23,083 HKD
Retailer 6HK$25,947 HKD
Retailer 10HK$33,129 HKD
Retailer 5HK$35,971 HKD
Retailer 4HK$37,724 HKD
Retailer 9HK$41,901 HKD
Retailer 13HK$49,009 HKD
Brilliant EarthHK$82,619 HKD

20 data points across 13 retailers

13 retailersHK$14,162 HKD to HK$49,009 HKD

A
Cheapest Retailer
-
HK$14,162 HKD
$1,805 USD
Final sale: no returns
B+
Retailer 2
-
HK$15,496 HKD
$1,975 USD
View
B+
Retailer 3
-
HK$16,973 HKD
View
B+
Retailer 4
-
HK$18,765 HKD
£1,883 GBP
View
B+
Retailer 5
-
HK$20,788 HKD
£2,086 GBP
View
B+
Retailer 6
-
HK$23,083 HKD
$2,942 USD
View
B+
Retailer 7
-
HK$25,947 HKD
$3,307 USD
View
B
Retailer 8
-
HK$33,129 HKD
A$6,496 AUD
View
B
Retailer 9
-
HK$35,971 HKD
ZAR 74,065 ZAR
View
B
Retailer 10
-
HK$37,724 HKD
$4,808 USD
View
B
Retailer 11
-
HK$41,901 HKD
£4,205 GBP
View
B
Retailer 12
-
HK$49,009 HKD
SGD 8,441 SGD
View
Most Expensive
Brilliant Earth
21813260A · Nov 2
HK$82,619 HKD
$10,530 USD
View
Price under review
12 more retailers have this diamond
Prices start from HK$14,162 HKDSave up to HK$34,847 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
3.51ct Heart
HK$14,162 HKD