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Heart|Lab Grown|IGI

1.71ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG728526423

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG728526423

Diamond specifications and retailer prices

From HK$2,063 HKD
$263 USD
As of October 24, 2026
Save HK$10,411 HKD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$12,475 HKD at Brilliant Earth · As of October 30, 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 LG728526423 or 728526423. Listed at 22 retailers as of October 24, 2026, with prices from HK$2,063 to HK$12,475, a HK$10,411 spread on the same certified stone. Brilliant Earth lists it at HK$12,475. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728526423
Dimensions8.33 × 7.79 × 4.69 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm7.79 mm1.71 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728526423
Side View
Table 62.0%Crown 34.3°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 56.3%

Caratlytics Score

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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 24
Current: HK$12,475 HKD|Low: HK$1,781 HKD|High: HK$13,181 HKD|Avg: HK$5,757 HKD|-5.4%
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
Retailer 21
Retailer 22
October 31, 2026
Retailer 6HK$1,781 HKD
Retailer 15HK$1,985 HKD
Retailer 4HK$2,063 HKD
Retailer 7HK$2,205 HKD
Retailer 20HK$2,464 HKD
Retailer 18HK$3,575 HKD
Retailer 3HK$3,731 HKD
Retailer 9HK$3,742 HKD
Retailer 21HK$4,094 HKD
Retailer 12HK$4,252 HKD
Retailer 16HK$5,131 HKD
Retailer 19HK$5,151 HKD
Retailer 8HK$5,790 HKD
Retailer 2HK$7,071 HKD
Retailer 5HK$7,093 HKD
Retailer 14HK$7,504 HKD
Retailer 13HK$8,834 HKD
Retailer 22HK$8,858 HKD
Retailer 11HK$8,983 HKD
Retailer 17HK$9,368 HKD
Retailer 10HK$10,036 HKD
Brilliant EarthHK$12,475 HKD

28 data points across 22 retailers

22 retailersHK$2,063 HKD to HK$12,475 HKD

Retailer 1
-
HK$1,781 HKD
$227 USD
Price last confirmed 7 days ago
A
Retailer 2
-
HK$2,063 HKD
$263 USD
View
A
Retailer 3
-
HK$2,205 HKD
$281 USD
View
A
Retailer 4
-
HK$2,464 HKD
£247 GBP
View
A
Retailer 5
-
HK$2,511 HKD
View
A
Retailer 6
-
HK$3,575 HKD
€434 EUR
View
Retailer 7
-
HK$3,731 HKD
ZAR 7,682 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
HK$3,742 HKD
$477 USD
View
A
Retailer 9
-
HK$4,094 HKD
£411 GBP
View
A
Retailer 10
-
HK$4,252 HKD
$542 USD
View
B+
Retailer 11
-
HK$5,131 HKD
$654 USD
View
B+
Retailer 12
-
HK$5,151 HKD
A$1,010 AUD
View
B+
Retailer 13
-
HK$5,790 HKD
$738 USD
View
B+
Retailer 14
-
HK$7,071 HKD
SGD 1,218 SGD
View
B+
Retailer 15
-
HK$7,093 HKD
$904 USD
View
B+
Retailer 16
-
HK$7,504 HKD
$956 USD
View
B
Retailer 17
-
HK$8,834 HKD
$1,126 USD
View
B+
Retailer 18
-
HK$8,858 HKD
£889 GBP
View
B+
Retailer 19
-
HK$8,983 HKD
$1,145 USD
View
B
Retailer 20
-
HK$9,368 HKD
A$1,837 AUD
View
B
Retailer 21
-
HK$10,036 HKD
$1,279 USD
View
Most Expensive
B
Brilliant Earth
15575121A · Oct 30
HK$12,475 HKD
$1,590 USD
View
21 more retailers have this diamond
Prices start from HK$2,063 HKDSave up to HK$10,411 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$2,063 HKD