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Cushion|Lab Grown|IGI

1.71ct G VS2 Cushion Lab Grown Diamond

EX • G/VS2 • IGI LG459105751

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG459105751

Diamond specifications and retailer prices

From $505 AUD
$355 USD
As of October 30, 2026
Save $1,738 AUD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,244 AUD at MOH London · As of November 1, 2026
View at MOH London

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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG459105751 or 459105751. Listed at 13 retailers as of October 30, 2026, with prices from $505 to $2,244, a $1,738 spread on the same certified stone. MOH London lists it at $2,244. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459105751
Dimensions6.46 × 6.34 × 4.86 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.46 mm6.34 mm1.71 ctG / VS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG459105751
Side View
Table 58.0%Crown 35°Girdle: VTK-ETKPavilion 38.6°Culet: NoneDepth 76.7%

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: $2,244 AUD|Low: $362 AUD|High: $2,315 AUD|Avg: $1,309 AUD|-1.0%
MOH London
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
November 1, 2026
Retailer 14$505 AUD
Retailer 12$559 AUD
Retailer 2$685 AUD
Retailer 3$729 AUD
Retailer 10$847 AUD
Retailer 4$883 AUD
Retailer 11$910 AUD
Retailer 16$938 AUD
Retailer 6$1,016 AUD
Retailer 9$1,537 AUD
Retailer 8$1,634 AUD
Retailer 7$1,821 AUD
Retailer 15$2,086 AUD
Retailer 13$2,151 AUD
Retailer 5$2,170 AUD
MOH London$2,244 AUD

34 data points across 16 retailers

13 retailers$505 AUD to $2,244 AUD

A
Cheapest Retailer
-
$505 AUD
$355 USD
Final sale: no returns
Retailer 2
-
$559 AUD
$393 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$685 AUD
£379 GBP
View
Retailer 4
-
$729 AUD
HK$4,000 HKD
View
Price last confirmed 23 days ago
B+
Retailer 5
-
$847 AUD
$595 USD
View
B+
Retailer 6
-
$883 AUD
$620 USD
View
B+
Retailer 7
-
$910 AUD
$639 USD
View
B+
Retailer 8
-
$938 AUD
$659 USD
View
Retailer 9
-
$1,537 AUD
$1,080 USD
View
Price last confirmed 13 days ago
Retailer 10
-
$1,821 AUD
$1,279 USD
View
Price last confirmed 14 days ago
Retailer 11
-
$2,086 AUD
SGD 1,980 SGD
View
Price last confirmed 25 days ago
B
Retailer 12
-
$2,151 AUD
$1,511 USD
View
Most Expensive
B
MOH London
LG459105751 · Nov 1
$2,244 AUD
£1,241 GBP
View
12 more retailers have this diamond
Prices start from $505 AUDSave up to $1,738 AUD

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
$505 AUD