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Heart|Lab Grown|IGI

1.77ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818659447

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818659447

Diamond specifications and retailer prices

From HK$10,129 HKD
$1,291 USD
As of October 28, 2026
Save HK$37,495 HKD (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$47,623 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.77ct lab-grown heart diamond

This 1.77ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818659447 or 818659447. Listed at 7 retailers as of October 28, 2026, with prices from HK$10,129 to HK$47,623, a HK$37,495 spread on the same certified stone. Do Amore Diamonds lists it at HK$47,623. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659447
Dimensions8.38 × 7.45 × 4.88 mm
L/W Ratio1.12
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
8.38 mm7.45 mm1.77 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659447
Side View
Table 57.0%Crown 36.6°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 58.2%

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 28
Current: HK$47,623 HKD|Low: HK$6,033 HKD|High: HK$49,820 HKD|Avg: HK$20,997 HKD|-4.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 10HK$6,033 HKD
Retailer 7HK$10,129 HKD
Retailer 5HK$10,160 HKD
Retailer 11HK$12,302 HKD
Retailer 8HK$13,458 HKD
Retailer 6HK$14,868 HKD
Retailer 9HK$15,528 HKD
Retailer 4HK$27,112 HKD
Retailer 3HK$30,517 HKD
Retailer 2HK$32,638 HKD
Do Amore DiamondsHK$47,623 HKD

13 data points across 11 retailers

7 retailersHK$10,129 HKD to HK$47,623 HKD

A
Cheapest Retailer
-
HK$10,129 HKD
$1,291 USD
A
Retailer 2
-
HK$10,160 HKD
$1,295 USD
View
B+
Retailer 3
-
HK$14,868 HKD
$1,895 USD
View
Retailer 4
-
HK$15,528 HKD
ZAR 31,974 ZAR
View
Price last confirmed 50 days ago
B+
Retailer 5
-
HK$27,112 HKD
£2,721 GBP
View
B
Retailer 6
-
HK$32,638 HKD
$4,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-8E6BA3D03 · Oct 31
HK$47,623 HKD
$6,070 USD
View
6 more retailers have this diamond
Prices start from HK$10,129 HKDSave up to HK$37,495 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
1.77ct Heart
HK$10,129 HKD