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Heart|Lab Grown|IGI

1.71ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG791637154

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG791637154

Diamond specifications and retailer prices

From HK$2,001 HKD
$255 USD
As of October 30, 2026
Save HK$14,161 HKD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$16,162 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.71ct lab-grown heart diamond

This 1.71ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791637154 or 791637154. Listed at 20 retailers as of October 28, 2026, with prices from HK$2,001 to HK$16,162, a HK$14,161 spread on the same certified stone. Brilliant Earth lists it at HK$16,162. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791637154
Dimensions7.29 × 8.22 × 5.04 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
7.29 mm8.22 mm1.71 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791637154
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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$16,162 HKD|Low: HK$2,001 HKD|High: HK$21,654 HKD|Avg: HK$6,117 HKD|-15.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 19HK$2,001 HKD
Retailer 8HK$2,244 HKD
Retailer 5HK$2,322 HKD
Retailer 3HK$2,479 HKD
Retailer 4HK$2,479 HKD
Retailer 18HK$2,778 HKD
Retailer 16HK$3,727 HKD
Retailer 9HK$4,143 HKD
Retailer 14HK$4,265 HKD
Retailer 2HK$4,735 HKD
Retailer 11HK$5,108 HKD
Retailer 10HK$5,202 HKD
Retailer 15HK$5,788 HKD
Retailer 17HK$7,626 HKD
Retailer 20HK$7,979 HKD
Retailer 12HK$8,384 HKD
Retailer 6HK$9,768 HKD
Retailer 13HK$10,004 HKD
Retailer 7HK$10,746 HKD
Brilliant EarthHK$16,162 HKD

37 data points across 20 retailers

20 retailersHK$2,001 HKD to HK$16,162 HKD

A
Cheapest Retailer
-
HK$2,001 HKD
$255 USD
A
Retailer 2
-
HK$2,244 HKD
$286 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,322 HKD
$296 USD
View
A
Retailer 4
-
HK$2,479 HKD
$316 USD
View
A
Retailer 5
-
HK$2,479 HKD
$316 USD
View
Retailer 6
-
HK$2,778 HKD
£279 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
HK$3,727 HKD
$475 USD
View
A
Retailer 8
-
HK$4,143 HKD
$528 USD
View
A
Retailer 9
-
HK$4,265 HKD
ZAR 8,783 ZAR
View
B+
Retailer 10
-
HK$4,735 HKD
£475 GBP
View
B+
Retailer 11
-
HK$5,108 HKD
$651 USD
View
B+
Retailer 12
-
HK$5,202 HKD
$663 USD
View
B+
Retailer 13
-
HK$5,788 HKD
A$1,135 AUD
View
B+
Retailer 14
-
HK$7,626 HKD
$972 USD
View
B+
Retailer 15
-
HK$7,979 HKD
$1,017 USD
View
B
Retailer 16
-
HK$8,384 HKD
$1,069 USD
View
B
Retailer 17
-
HK$9,768 HKD
$1,245 USD
View
B
Retailer 18
-
HK$10,004 HKD
£1,004 GBP
View
B
Retailer 19
-
HK$10,746 HKD
$1,370 USD
View
Most Expensive
B
Brilliant Earth
18633194A · Oct 28
HK$16,162 HKD
$2,060 USD
View
19 more retailers have this diamond
Prices start from HK$2,001 HKDSave up to HK$14,161 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
1.71ct Heart
HK$2,001 HKD