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Heart|Lab Grown|IGI

3.46ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660276

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660276

Diamond specifications and retailer prices

From HK$18,437 HKD
$2,350 USD
As of October 30, 2026
Save HK$108,663 HKD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$127,100 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.46ct lab-grown heart diamond

This 3.46ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804660276 or 804660276. Listed at 13 retailers as of October 29, 2026, with prices from HK$18,437 to HK$127,100, a HK$108,663 spread on the same certified stone. Do Amore Diamonds lists it at HK$127,100. 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

3.46
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660276
Dimensions10.22 × 9.78 × 6.09 mm
L/W Ratio1.04
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
10.22 mm9.78 mm3.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660276
Side View
Table 61.0%Crown 36.1°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 59.6%

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 30
Current: HK$127,100 HKD|Low: HK$18,437 HKD|High: HK$154,403 HKD|Avg: HK$52,284 HKD|-17.7%
Do Amore Diamonds
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
October 30, 2026
Retailer 2HK$18,437 HKD
Retailer 14HK$20,101 HKD
Retailer 10HK$21,591 HKD
Retailer 12HK$22,713 HKD
Retailer 3HK$24,887 HKD
Retailer 5HK$26,346 HKD
Retailer 13HK$32,513 HKD
Retailer 11HK$32,842 HKD
Retailer 9HK$33,438 HKD
Retailer 7HK$40,020 HKD
Retailer 6HK$50,681 HKD
Retailer 8HK$63,660 HKD
Retailer 4HK$120,196 HKD
Do Amore DiamondsHK$127,100 HKD

29 data points across 14 retailers

13 retailersHK$18,437 HKD to HK$127,100 HKD

A
Cheapest Retailer
-
HK$18,437 HKD
$2,350 USD
A
Retailer 2
-
HK$20,101 HKD
$2,562 USD
View
A
Retailer 3
-
HK$21,591 HKD
$2,752 USD
View
A
Retailer 4
-
HK$22,713 HKD
$2,895 USD
View
A
Retailer 5
-
HK$24,887 HKD
$3,172 USD
View
A
Retailer 6
-
HK$26,346 HKD
$3,358 USD
View
Final sale: no returns
A
Retailer 7
-
HK$32,513 HKD
$4,144 USD
View
A
Retailer 8
-
HK$32,842 HKD
$4,186 USD
View
A
Retailer 9
-
HK$33,438 HKD
$4,262 USD
View
B+
Retailer 10
-
HK$40,020 HKD
€4,858 EUR
View
B+
Retailer 11
-
HK$63,660 HKD
£6,389 GBP
View
B
Retailer 12
-
HK$120,196 HKD
$15,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-FFA854F6D · Oct 29
HK$127,100 HKD
$16,200 USD
View
12 more retailers have this diamond
Prices start from HK$18,437 HKDSave up to HK$108,663 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
3.46ct Heart
HK$18,437 HKD