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Cushion|Lab Grown|IGI

1.55ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG765630209

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

Certificate IGI LG765630209

Diamond specifications and retailer prices

From $275 USD
As of October 30, 2026
Save $1,859 USD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,134 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG765630209 or 765630209. Listed at 15 retailers as of October 27, 2026, with prices from $275 to $2,134, a $1,859 spread on the same certified stone. Queensmith lists it at $2,134. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG765630209
Dimensions6.68 × 6.66 × 4.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.68 mm6.66 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG765630209
Side View
Table 61.0%Crown 36.6°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 67.4%

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: Oct 30
Current: $2,134 USD|Low: $274 USD|High: $2,134 USD|Avg: $788 USD
Queensmith
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
October 30, 2026
Retailer 2$275 USD
Retailer 9$357 USD
Retailer 8$475 USD
Retailer 11$508 USD
Retailer 5$513 USD
Retailer 13$523 USD
Retailer 16$541 USD
Retailer 10$578 USD
Retailer 4$631 USD
Retailer 14$710 USD
Retailer 3$937 USD
Retailer 7$1,031 USD
Retailer 15$1,106 USD
Retailer 12$1,227 USD
Retailer 6$1,339 USD
Queensmith$2,134 USD

34 data points across 16 retailers

15 retailers$275 USD to $2,134 USD

A
Cheapest Retailer
-
$275 USD
Final sale: no returns
A
Retailer 2
-
$357 USD
£281 GBP
View
A
Retailer 3
-
$508 USD
€484 EUR
View
A
Retailer 4
-
$513 USD
View
A
Retailer 5
-
$523 USD
ZAR 8,454 ZAR
View
A
Retailer 6
-
$541 USD
View
A
Retailer 7
-
$578 USD
£455 GBP
View
A
Retailer 8
-
$631 USD
View
B+
Retailer 9
-
$710 USD
A$1,092 AUD
View
B+
Retailer 10
-
$937 USD
View
B+
Retailer 11
-
$1,031 USD
View
B+
Retailer 12
-
$1,106 USD
View
B
Retailer 13
-
$1,227 USD
£966 GBP
View
B
Retailer 14
-
$1,339 USD
View
Most Expensive
B
Queensmith
LG765630209 · Oct 27
$2,134 USD
£1,680 GBP
View
14 more retailers have this diamond
Prices start from $275 USDSave up to $1,859 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
1.55ct Cushion
$275 USD