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Cushion|Lab Grown|IGI

1.71ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG843642191

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG843642191

Diamond specifications and retailer prices

From HK$3,648 HKD
$465 USD
As of October 30, 2026
Save HK$11,470 HKD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$15,119 HKD at Brilliance · As of October 30, 2026
View at Brilliance

About this 1.71ct lab-grown cushion diamond

This 1.71ct lab-grown cushion 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 LG843642191 or 843642191. Listed at 19 retailers as of October 30, 2026, with prices from HK$3,648 to HK$15,119, a HK$11,470 spread on the same certified stone. Brilliance lists it at HK$15,119. 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 angle39.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843642191
Dimensions6.82 × 6.80 × 4.63 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.82 mm6.80 mm1.71 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843642191
Side View
Table 68.0%Crown 39.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 68.1%

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$15,119 HKD|Low: HK$3,648 HKD|High: HK$15,119 HKD|Avg: HK$8,858 HKD|+7.4%
Brilliance
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
October 31, 2026
Retailer 6HK$3,648 HKD
Retailer 3HK$4,419 HKD
Retailer 14HK$4,510 HKD
Retailer 4HK$5,547 HKD
Retailer 19HK$5,570 HKD
Retailer 5HK$5,994 HKD
Retailer 12HK$6,379 HKD
Retailer 2HK$6,442 HKD
Retailer 15HK$6,649 HKD
Retailer 18HK$6,941 HKD
Retailer 16HK$9,409 HKD
Retailer 13HK$9,929 HKD
Retailer 7HK$11,337 HKD
Retailer 10HK$12,866 HKD
Retailer 11HK$13,071 HKD
Retailer 8HK$13,253 HKD
Retailer 9HK$14,752 HKD
Retailer 17HK$14,916 HKD
BrillianceHK$15,119 HKD

15 data points across 19 retailers

19 retailersHK$3,648 HKD to HK$15,119 HKD

A
Cheapest Retailer
-
HK$3,648 HKD
$465 USD
Final sale: no returns
A
Retailer 2
-
HK$4,419 HKD
View
A
Retailer 3
-
HK$4,510 HKD
£453 GBP
View
A
Retailer 4
-
HK$5,547 HKD
$707 USD
View
B+
Retailer 5
-
HK$5,570 HKD
$710 USD
View
B+
Retailer 6
-
HK$5,994 HKD
$764 USD
View
B+
Retailer 7
-
HK$6,379 HKD
$813 USD
View
B+
Retailer 8
-
HK$6,442 HKD
€782 EUR
View
B+
Retailer 9
-
HK$6,649 HKD
£667 GBP
View
B+
Retailer 10
-
HK$6,941 HKD
ZAR 14,293 ZAR
View
B
Retailer 11
-
HK$9,409 HKD
A$1,845 AUD
View
B
Retailer 12
-
HK$9,929 HKD
A$1,947 AUD
View
Retailer 13
-
HK$11,337 HKD
$1,445 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
HK$12,866 HKD
SGD 2,216 SGD
View
B
Retailer 15
-
HK$13,071 HKD
$1,666 USD
View
B
Retailer 16
-
HK$13,253 HKD
$1,689 USD
View
B
Retailer 17
-
HK$14,752 HKD
$1,880 USD
View
B
Retailer 18
-
HK$14,916 HKD
£1,497 GBP
View
Most Expensive
B
Brilliance
D46167164 · Oct 30
HK$15,119 HKD
$1,927 USD
View
18 more retailers have this diamond
Prices start from HK$3,648 HKDSave up to HK$11,470 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 Cushion
HK$3,648 HKD