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Heart|Lab Grown|IGI

11.89ct H VS1 Heart Lab Grown Diamond

ID • H/VS1 • IGI LG665415929

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665415929

Diamond specifications and retailer prices

From HK$31,173 HKD
$3,973 USD
As of November 1, 2026
Save HK$86,074 HKD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$117,246 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 11.89ct lab-grown heart diamond

This 11.89ct lab-grown heart sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665415929 or 665415929. Listed at 11 retailers as of October 31, 2026, with prices from HK$31,173 to HK$117,246, a HK$86,074 spread on the same certified stone. Taylor and Hart lists it at HK$117,246. 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

11.89
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665415929
Dimensions14.20 × 16.00 × 9.09 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.20 mm16.00 mm11.89 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665415929
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 56.8%

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$31,173 HKD|Low: HK$22,126 HKD|High: HK$117,246 HKD|Avg: HK$59,440 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 1HK$31,173 HKD
Retailer 4HK$33,202 HKD
Retailer 9HK$34,444 HKD
Retailer 2HK$39,067 HKD
Retailer 8HK$44,935 HKD
Retailer 6HK$51,434 HKD
Retailer 10HK$51,517 HKD
Retailer 3HK$51,548 HKD
Retailer 12HK$57,104 HKD
Retailer 5HK$62,225 HKD
Retailer 7HK$88,661 HKD
Retailer 11HK$112,946 HKD
Taylor and HartHK$117,246 HKD

18 data points across 13 retailers

11 retailersHK$31,173 HKD to HK$117,246 HKD

A
Cheapest Retailer
-
HK$31,173 HKD
$3,973 USD
A
Retailer 2
-
HK$34,444 HKD
$4,390 USD
View
A
Retailer 3
-
HK$39,067 HKD
View
B+
Retailer 4
-
HK$44,935 HKD
$5,727 USD
View
B+
Retailer 5
-
HK$51,434 HKD
ZAR 105,903 ZAR
View
B+
Retailer 6
-
HK$51,517 HKD
$6,566 USD
View
B+
Retailer 7
-
HK$57,104 HKD
$7,278 USD
View
B+
Retailer 8
-
HK$62,225 HKD
A$12,201 AUD
View
B
Retailer 9
-
HK$88,661 HKD
$11,300 USD
View
B
Retailer 10
-
HK$112,946 HKD
SGD 19,453 SGD
View
Most Expensive
B
Taylor and Hart
DCS2XKP · Oct 31
HK$117,246 HKD
$14,943 USD
View
10 more retailers have this diamond
Prices start from HK$31,173 HKDSave up to HK$86,074 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
11.89ct Heart
HK$31,173 HKD