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Cushion|Lab Grown|IGI

1.85ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG791631980

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG791631980

Diamond specifications and retailer prices

From $427 USD
As of October 30, 2026
Save $2,963 USD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,390 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.85ct lab-grown cushion diamond

This 1.85ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG791631980 or 791631980. Listed at 17 retailers as of October 30, 2026, with prices from $427 to $3,390, a $2,963 spread on the same certified stone. Do Amore Diamonds lists it at $3,390. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791631980
Dimensions8.25 × 6.58 × 4.39 mm
L/W Ratio1.25
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
8.25 mm6.58 mm1.85 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791631980
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 39°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,390 USD|Low: $427 USD|High: $3,440 USD|Avg: $1,799 USD
Do Amore Diamonds
Retailer 2
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October 30, 2026
Retailer 5$427 USD
Retailer 13$625 USD
Retailer 6$755 USD
Retailer 17$807 USD
Retailer 2$862 USD
Retailer 12$899 USD
Retailer 3$1,163 USD
Retailer 10$1,218 USD
Retailer 15$1,236 USD
Retailer 16$1,774 USD
Retailer 4$1,833 USD
Retailer 7$1,867 USD
Retailer 11$1,932 USD
Retailer 9$2,515 USD
Retailer 8$3,203 USD
Retailer 14$3,260 USD
Do Amore Diamonds$3,390 USD

43 data points across 17 retailers

17 retailers$427 USD to $3,390 USD

A
Cheapest Retailer
-
$427 USD
Final sale: no returns
A
Retailer 2
-
$625 USD
View
A
Retailer 3
-
$755 USD
View
A
Retailer 4
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$807 USD
View
A
Retailer 5
-
$862 USD
£679 GBP
View
A
Retailer 6
-
$899 USD
ZAR 14,519 ZAR
View
A
Retailer 7
-
$1,163 USD
View
A
Retailer 8
-
$1,218 USD
A$1,874 AUD
View
A
Retailer 9
-
$1,236 USD
View
A
Retailer 10
-
$1,774 USD
View
A
Retailer 11
-
$1,833 USD
View
A
Retailer 12
-
$1,867 USD
SGD 2,523 SGD
View
B+
Retailer 13
-
$1,932 USD
£1,521 GBP
View
Retailer 14
-
$2,515 USD
£1,980 GBP
View
Price last confirmed 22 days ago
Retailer 15
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$3,203 USD
A$4,928 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
$3,260 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-13FD845E7 · Oct 30
$3,390 USD
View
16 more retailers have this diamond
Prices start from $427 USDSave up to $2,963 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
1.85ct Cushion
$427 USD