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Cushion|Lab Grown|IGI

1.15ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG843667681

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843667681

Diamond specifications and retailer prices

From $376 USD
£296 GBP
As of November 2, 2026
Save $1,994 USD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,370 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.15ct lab-grown cushion diamond

This 1.15ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843667681 or 843667681. Listed at 13 retailers as of November 2, 2026, with prices from $376 to $2,370, a $1,994 spread on the same certified stone. Do Amore Diamonds lists it at $2,370. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667681
Dimensions8.16 × 5.20 × 3.37 mm
L/W Ratio1.57
Girdle conditionFaceted
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
8.16 mm5.20 mm1.15 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667681
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 37°Culet: NoneDepth 64.8%

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 2
Current: $2,370 USD|Low: $330 USD|High: $2,890 USD|Avg: $1,168 USD|-18.0%
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
Retailer 14
November 2, 2026
Retailer 2$376 USD
Retailer 13$488 USD
Retailer 10$545 USD
Retailer 14$548 USD
Retailer 3$569 USD
Retailer 9$607 USD
Retailer 12$891 USD
Retailer 4$1,056 USD
Retailer 8$1,463 USD
Retailer 7$1,595 USD
Retailer 11$1,670 USD
Retailer 5$1,678 USD
Retailer 6$1,706 USD
Do Amore Diamonds$2,370 USD

18 data points across 14 retailers

13 retailers$376 USD to $2,370 USD

A
Cheapest Retailer
-
$376 USD
£296 GBP
A
Retailer 2
-
$488 USD
View
A
Retailer 3
-
$545 USD
View
A
Retailer 4
-
$548 USD
View
A
Retailer 5
-
$569 USD
View
A
Retailer 6
-
$607 USD
€578 EUR
View
A
Retailer 7
-
$891 USD
A$1,370 AUD
View
B+
Retailer 8
-
$1,056 USD
View
B+
Retailer 9
-
$1,463 USD
£1,152 GBP
View
B
Retailer 10
-
$1,595 USD
View
B+
Retailer 11
-
$1,670 USD
View
B
Retailer 12
-
$1,678 USD
View
Most Expensive
B
Do Amore Diamonds
27-585968175 · Nov 2
$2,370 USD
View
12 more retailers have this diamond
Prices start from $376 USDSave up to $1,994 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
1.15ct Cushion
$376 USD