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Cushion|Lab Grown|IGI

2.85ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG727508453

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

Certificate IGI LG727508453

Diamond specifications and retailer prices

From $1,398 USD
As of October 28, 2026
Save $7,032 USD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,430 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 2.85ct lab-grown cushion diamond

This 2.85ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG727508453 or 727508453. Listed at 13 retailers as of October 28, 2026, with prices from $1,398 to $8,430, a $7,032 spread on the same certified stone. Do Amore Diamonds lists it at $8,430. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.85
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727508453
Dimensions8.21 × 8.05 × 5.36 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.21 mm8.05 mm2.85 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727508453
Side View
Table 63.0%Crown 37°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 66.6%

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 28
Current: $8,430 USD|Low: $1,398 USD|High: $10,270 USD|Avg: $4,127 USD|-17.9%
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 30, 2026
Retailer 5$1,398 USD
Retailer 10$1,410 USD
Retailer 13$1,410 USD
Retailer 9$1,988 USD
Retailer 6$1,998 USD
Retailer 2$2,485 USD
Retailer 8$3,154 USD
Retailer 11$3,346 USD
Retailer 7$4,145 USD
Retailer 12$5,460 USD
Retailer 3$7,329 USD
Retailer 4$7,810 USD
Do Amore Diamonds$8,430 USD

31 data points across 13 retailers

13 retailers$1,398 USD to $8,430 USD

A
Cheapest Retailer
-
$1,398 USD
Final sale: no returns
A
Retailer 2
-
$1,410 USD
View
A
Retailer 3
-
$1,410 USD
View
A
Retailer 4
-
$1,988 USD
View
A
Retailer 5
-
$1,998 USD
€1,903 EUR
View
A
Retailer 6
-
$2,485 USD
View
A
Retailer 7
-
$3,154 USD
View
Retailer 8
-
$3,346 USD
A$5,148 AUD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$4,145 USD
£3,264 GBP
View
B+
Retailer 10
-
$5,460 USD
View
Retailer 11
-
$7,329 USD
A$11,275 AUD
View
Price last confirmed 21 days ago
B
Retailer 12
-
$7,810 USD
View
Most Expensive
B
Do Amore Diamonds
27-F9981EA56 · Oct 30
$8,430 USD
View
12 more retailers have this diamond
Prices start from $1,398 USDSave up to $7,032 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
2.85ct Cushion
$1,398 USD