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Cushion|Lab Grown|IGI

2.55ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG810616168

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG810616168

Diamond specifications and retailer prices

From $1,043 NZD
$588 USD
As of October 30, 2026
Save $4,581 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,625 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.55ct lab-grown cushion diamond

This 2.55ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG810616168 or 810616168. Listed at 12 retailers as of October 29, 2026, with prices from $1,043 to $5,625, a $4,581 spread on the same certified stone. Do Amore Diamonds lists it at $5,625. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.55
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810616168
Dimensions9.64 × 7.33 × 4.81 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.64 mm7.33 mm2.55 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810616168
Side View
Table 59.0%Crown 36.3°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 65.6%

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: $5,625 NZD|Low: $914 NZD|High: $5,625 NZD|Avg: $2,535 NZD
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
Retailer 13
October 29, 2026
Retailer 10$1,043 NZD
Retailer 6$1,047 NZD
Retailer 4$1,162 NZD
Retailer 2$1,338 NZD
Retailer 5$1,728 NZD
Retailer 9$2,078 NZD
Retailer 11$2,381 NZD
Retailer 13$2,573 NZD
Retailer 8$3,016 NZD
Retailer 12$3,116 NZD
Retailer 7$3,389 NZD
Retailer 3$4,418 NZD
Do Amore Diamonds$5,625 NZD

22 data points across 13 retailers

12 retailers$1,043 NZD to $5,625 NZD

B+
Cheapest Retailer
-
$1,043 NZD
$588 USD
A
Retailer 2
-
$1,047 NZD
$590 USD
View
A
Retailer 3
-
$1,162 NZD
$655 USD
View
A
Retailer 4
-
$1,338 NZD
€718 EUR
View
B+
Retailer 5
-
$2,078 NZD
$1,171 USD
View
B
Retailer 6
-
$2,381 NZD
$1,342 USD
View
B
Retailer 7
-
$2,573 NZD
$1,450 USD
View
B
Retailer 8
-
$3,016 NZD
$1,700 USD
View
B
Retailer 9
-
$3,116 NZD
SGD 2,373 SGD
View
B
Retailer 10
-
$3,389 NZD
£1,504 GBP
View
B
Retailer 11
-
$4,205 NZD
$2,370 USD
View
Most Expensive
B
Do Amore Diamonds
27-174D02307 · Oct 29
$5,625 NZD
$3,170 USD
View
11 more retailers have this diamond
Prices start from $1,043 NZDSave up to $4,581 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
2.55ct Cushion
$1,043 NZD