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Cushion|Lab Grown|IGI

1.55ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG783632860

Shape and cutting style on the report: Cushion step cut

Certificate IGI LG783632860

Diamond specifications and retailer prices

From $797 NZD
$449 USD
As of October 29, 2026
Save $2,903 NZD (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,699 NZD at Brilliance · As of October 30, 2026
View at Brilliance

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 LG783632860 or 783632860. Listed at 20 retailers as of October 29, 2026, with prices from $797 to $3,699, a $2,903 spread on the same certified stone. Brilliance lists it at $3,699. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783632860
Dimensions7.62 × 6.28 × 3.65 mm
L/W Ratio1.21
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.62 mm6.28 mm1.55 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783632860
Side View
Table 59.0%Crown 38.8°Girdle: THK-VTKPavilion 36.7°Culet: NoneDepth 58.1%

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: Oct 29
Current: $3,699 NZD|Low: $765 NZD|High: $4,047 NZD|Avg: $1,913 NZD|-8.6%
Brilliance
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
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 7$797 NZD
Retailer 3$892 NZD
Retailer 9$892 NZD
Retailer 5$988 NZD
Retailer 6$988 NZD
Retailer 10$1,088 NZD
Retailer 17$1,090 NZD
Retailer 19$1,161 NZD
Retailer 16$1,242 NZD
Retailer 11$1,327 NZD
Retailer 14$1,559 NZD
Retailer 2$1,635 NZD
Retailer 13$2,301 NZD
Retailer 20$2,656 NZD
Retailer 18$3,137 NZD
Retailer 4$3,176 NZD
Retailer 12$3,234 NZD
Retailer 8$3,528 NZD
Retailer 15$3,650 NZD
Brilliance$3,699 NZD

39 data points across 20 retailers

20 retailers$797 NZD to $3,699 NZD

A
Cheapest Retailer
-
$797 NZD
$449 USD
A
Retailer 2
-
$892 NZD
$503 USD
View
Final sale: no returns
A
Retailer 3
-
$892 NZD
$503 USD
View
A
Retailer 4
-
$988 NZD
$557 USD
View
Retailer 5
-
$988 NZD
$557 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,088 NZD
$613 USD
View
A
Retailer 7
-
$1,090 NZD
HK$4,800 HKD
View
Retailer 8
-
$1,161 NZD
£515 GBP
View
Price last confirmed 13 days ago
B+
Retailer 9
-
$1,242 NZD
$700 USD
View
B+
Retailer 10
-
$1,327 NZD
$748 USD
View
B+
Retailer 11
-
$1,559 NZD
€837 EUR
View
B+
Retailer 12
-
$1,635 NZD
£725 GBP
View
B
Retailer 13
-
$2,301 NZD
A$1,995 AUD
View
B
Retailer 14
-
$2,656 NZD
$1,497 USD
View
B
Retailer 15
-
$3,137 NZD
SGD 2,389 SGD
View
B
Retailer 16
-
$3,176 NZD
$1,790 USD
View
B
Retailer 17
-
$3,234 NZD
$1,823 USD
View
B
Retailer 18
-
$3,528 NZD
$1,989 USD
View
B
Retailer 19
-
$3,650 NZD
£1,620 GBP
View
Most Expensive
B
Brilliance
D40955709 · Oct 30
$3,699 NZD
$2,085 USD
View
19 more retailers have this diamond
Prices start from $797 NZDSave up to $2,903 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
$797 NZD