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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 $486 NZD
$274 USD
As of October 31, 2026
Save $3,299 NZD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,786 NZD 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 $486 to $3,786, a $3,299 spread on the same certified stone. Queensmith lists it at $3,786. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,786 NZD|Low: $486 NZD|High: $3,786 NZD|Avg: $1,399 NZD
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$486 NZD
Retailer 13$634 NZD
Retailer 9$843 NZD
Retailer 2$896 NZD
Retailer 6$910 NZD
Retailer 15$928 NZD
Retailer 3$960 NZD
Retailer 11$1,018 NZD
Retailer 5$1,120 NZD
Retailer 16$1,259 NZD
Retailer 12$1,361 NZD
Retailer 4$1,663 NZD
Retailer 8$1,829 NZD
Retailer 17$1,962 NZD
Retailer 14$2,177 NZD
Retailer 7$2,376 NZD
Queensmith$3,786 NZD

35 data points across 17 retailers

16 retailers$486 NZD to $3,786 NZD

A
Cheapest Retailer
-
$486 NZD
$274 USD
Final sale: no returns
A
Retailer 2
-
$634 NZD
£281 GBP
View
A
Retailer 3
-
$896 NZD
€481 EUR
View
A
Retailer 4
-
$910 NZD
$513 USD
View
A
Retailer 5
-
$928 NZD
ZAR 8,454 ZAR
View
A
Retailer 6
-
$960 NZD
$541 USD
View
A
Retailer 7
-
$1,018 NZD
£452 GBP
View
A
Retailer 8
-
$1,120 NZD
$631 USD
View
B+
Retailer 9
-
$1,259 NZD
A$1,092 AUD
View
B+
Retailer 10
-
$1,361 NZD
$767 USD
View
B+
Retailer 11
-
$1,663 NZD
$937 USD
View
B+
Retailer 12
-
$1,829 NZD
$1,031 USD
View
B+
Retailer 13
-
$1,962 NZD
$1,106 USD
View
B
Retailer 14
-
$2,177 NZD
£966 GBP
View
B
Retailer 15
-
$2,376 NZD
$1,339 USD
View
Most Expensive
B
Queensmith
LG765630209 · Oct 27
$3,786 NZD
£1,680 GBP
View
15 more retailers have this diamond
Prices start from $486 NZDSave up to $3,299 NZD

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
$486 NZD