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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 $391 AUD
$275 USD
As of October 30, 2026
Save $2,646 AUD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,037 AUD 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 16 retailers as of October 27, 2026, with prices from $391 to $3,037, a $2,646 spread on the same certified stone. Queensmith lists it at $3,037. 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
Colour
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: $3,037 AUD|Low: $390 AUD|High: $3,037 AUD|Avg: $1,123 AUD
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
Retailer 17
October 31, 2026
Retailer 10$391 AUD
Retailer 11$508 AUD
Retailer 9$676 AUD
Retailer 13$723 AUD
Retailer 6$730 AUD
Retailer 15$745 AUD
Retailer 3$770 AUD
Retailer 12$823 AUD
Retailer 5$898 AUD
Retailer 16$1,010 AUD
Retailer 2$1,092 AUD
Retailer 4$1,334 AUD
Retailer 8$1,468 AUD
Retailer 17$1,575 AUD
Retailer 14$1,747 AUD
Retailer 7$1,907 AUD
Queensmith$3,037 AUD

35 data points across 17 retailers

16 retailers$391 AUD to $3,037 AUD

A
Cheapest Retailer
-
$391 AUD
$275 USD
Final sale: no returns
A
Retailer 2
-
$508 AUD
£281 GBP
View
A
Retailer 3
-
$723 AUD
€484 EUR
View
A
Retailer 4
-
$730 AUD
$513 USD
View
A
Retailer 5
-
$745 AUD
ZAR 8,454 ZAR
View
A
Retailer 6
-
$770 AUD
$541 USD
View
A
Retailer 7
-
$823 AUD
£455 GBP
View
A
Retailer 8
-
$898 AUD
$631 USD
View
B+
Retailer 9
-
$1,010 AUD
View
Retailer 10
-
$1,092 AUD
$767 USD
View
B+
Retailer 11
-
$1,334 AUD
$937 USD
View
B+
Retailer 12
-
$1,468 AUD
$1,031 USD
View
B+
Retailer 13
-
$1,575 AUD
$1,106 USD
View
B
Retailer 14
-
$1,747 AUD
£966 GBP
View
B
Retailer 15
-
$1,907 AUD
$1,339 USD
View
Most Expensive
B
Queensmith
LG765630209 · Oct 27
$3,037 AUD
£1,680 GBP
View
15 more retailers have this diamond
Prices start from $391 AUDSave up to $2,646 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
1.55ct Cushion
$391 AUD