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Cushion|Lab Grown|IGI

1.51ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG634413049

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG634413049

Diamond specifications and retailer prices

From $523 AUD
£289 GBP
As of November 1, 2026
Save $2,225 AUD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,748 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634413049 or 634413049. Listed at 11 retailers as of October 31, 2026, with prices from $523 to $2,748, a $2,225 spread on the same certified stone. Do Amore Diamonds lists it at $2,748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634413049
Dimensions7.00 × 6.55 × 4.46 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
7.00 mm6.55 mm1.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634413049
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 41.2°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: Nov 1
Current: $2,748 AUD|Low: $523 AUD|High: $2,748 AUD|Avg: $1,172 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 5$523 AUD
Retailer 11$542 AUD
Retailer 9$616 AUD
Retailer 2$676 AUD
Retailer 10$720 AUD
Retailer 6$914 AUD
Retailer 7$1,224 AUD
Retailer 4$1,275 AUD
Retailer 12$1,503 AUD
Retailer 8$1,577 AUD
Retailer 3$1,801 AUD
Do Amore Diamonds$2,748 AUD

31 data points across 12 retailers

11 retailers$523 AUD to $2,748 AUD

A
Cheapest Retailer
-
$523 AUD
£289 GBP
A
Retailer 2
-
$542 AUD
$381 USD
View
B+
Retailer 3
-
$616 AUD
$433 USD
View
A
Retailer 4
-
$676 AUD
ZAR 7,671 ZAR
View
A
Retailer 5
-
$720 AUD
$506 USD
View
A
Retailer 6
-
$914 AUD
View
B+
Retailer 7
-
$1,224 AUD
$860 USD
View
Retailer 8
-
$1,253 AUD
$880 USD
View
Price last confirmed 27 days ago
B
Retailer 9
-
$1,503 AUD
$1,056 USD
View
B+
Retailer 10
-
$1,577 AUD
£872 GBP
View
Most Expensive
B
Do Amore Diamonds
27-AC15B4CCC · Oct 31
$2,748 AUD
$1,930 USD
View
10 more retailers have this diamond
Prices start from $523 AUDSave up to $2,225 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
1.51ct Cushion
$523 AUD