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Cushion|Lab Grown|IGI

1.80ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG825652754

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG825652754

Diamond specifications and retailer prices

From $866 USD
As of November 1, 2026
Save $4,384 USD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,250 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.8ct lab-grown cushion diamond

This 1.8ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825652754 or 825652754. Listed at 12 retailers as of October 31, 2026, with prices from $866 to $5,250, a $4,384 spread on the same certified stone. Do Amore Diamonds lists it at $5,250. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825652754
Dimensions8.24 × 5.54 × 3.80 mm
L/W Ratio1.49
Culet sizeLarge
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
8.24 mm5.54 mm1.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825652754
Side View
Table 66.0%Crown 28.5°Girdle: STK-THKPavilion 41.6°Culet: LargeDepth 68.6%

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: Nov 1
Current: $5,250 USD|Low: $866 USD|High: $6,940 USD|Avg: $2,789 USD|-24.4%
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 31, 2026
Retailer 11$866 USD
Retailer 3$880 USD
Retailer 10$1,126 USD
Retailer 4$1,180 USD
Retailer 8$1,271 USD
Retailer 2$1,296 USD
Retailer 12$2,050 USD
Retailer 7$3,205 USD
Retailer 13$3,465 USD
Retailer 9$3,497 USD
Retailer 6$4,000 USD
Retailer 5$4,860 USD
Do Amore Diamonds$5,250 USD

23 data points across 13 retailers

12 retailers$866 USD to $5,250 USD

A
Cheapest Retailer
-
$866 USD
A
Retailer 2
-
$880 USD
View
A
Retailer 3
-
$1,126 USD
View
A
Retailer 4
-
$1,144 USD
View
A
Retailer 5
-
$1,180 USD
View
A
Retailer 6
-
$1,296 USD
€1,234 EUR
View
B+
Retailer 7
-
$2,050 USD
View
B+
Retailer 8
-
$3,205 USD
£2,524 GBP
View
Retailer 9
-
$3,465 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$3,497 USD
View
B
Retailer 11
-
$4,000 USD
View
Most Expensive
B
Do Amore Diamonds
27-1DDE681A6 · Oct 31
$5,250 USD
View
11 more retailers have this diamond
Prices start from $866 USDSave up to $4,384 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
1.80ct Cushion
$866 USD