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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 $367 USD
£289 GBP
As of November 1, 2026
Save $1,563 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,930 USD 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 $367 to $1,930, a $1,563 spread on the same certified stone. Do Amore Diamonds lists it at $1,930. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,930 USD|Low: $367 USD|High: $1,930 USD|Avg: $823 USD
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 2$367 USD
Retailer 11$381 USD
Retailer 9$433 USD
Retailer 5$472 USD
Retailer 10$506 USD
Retailer 6$642 USD
Retailer 7$860 USD
Retailer 4$895 USD
Retailer 12$1,056 USD
Retailer 8$1,107 USD
Retailer 3$1,265 USD
Do Amore Diamonds$1,930 USD

31 data points across 12 retailers

11 retailers$367 USD to $1,930 USD

A
Cheapest Retailer
-
$367 USD
£289 GBP
A
Retailer 2
-
$381 USD
View
B+
Retailer 3
-
$433 USD
View
A
Retailer 4
-
$472 USD
ZAR 7,633 ZAR
View
A
Retailer 5
-
$506 USD
View
A
Retailer 6
-
$642 USD
A$988 AUD
View
Retailer 7
-
$860 USD
View
Price last confirmed 11 days ago
Retailer 8
-
$880 USD
View
Price last confirmed 27 days ago
B
Retailer 9
-
$1,056 USD
View
B+
Retailer 10
-
$1,107 USD
£872 GBP
View
Most Expensive
B
Do Amore Diamonds
27-AC15B4CCC · Oct 31
$1,930 USD
View
10 more retailers have this diamond
Prices start from $367 USDSave up to $1,563 USD

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
$367 USD