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Cushion|Lab Grown|IGI

1.87ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG768630863

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

Certificate IGI LG768630863

Diamond specifications and retailer prices

From $512 USD
As of October 30, 2026
Save $4,825 USD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,337 USD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 1.87ct lab-grown cushion diamond

This 1.87ct 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 LG768630863 or 768630863. Listed at 14 retailers as of October 30, 2026, with prices from $512 to $5,337, a $4,825 spread on the same certified stone. Yadav Diamonds lists it at $5,337. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630863
Dimensions4.88 × 7.06 × 7.03 mm
L/W Ratio1.45
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
4.88 mm7.06 mm1.87 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630863
Side View
Table 58.0%Crown 36.2°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 69.4%

Caratlytics Score

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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: $867 USD|Low: $366 USD|High: $4,570 USD|Avg: $1,884 USD|-14.1%
Retailer 1
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 5$512 USD
Retailer 10$672 USD
Retailer 3$725 USD
Retailer 12$799 USD
Retailer 1$867 USD
Retailer 4$1,209 USD
Retailer 8$1,299 USD
Retailer 13$1,484 USD
Retailer 9$2,060 USD
Retailer 6$3,203 USD
Retailer 2$3,275 USD
Retailer 11$3,620 USD
Retailer 7$3,830 USD

31 data points across 13 retailers

14 retailers$512 USD to $5,337 USD

A
Cheapest Retailer
-
$512 USD
Final sale: no returns
A
Retailer 2
-
$672 USD
View
A
Retailer 3
-
$725 USD
View
A
Retailer 4
-
$799 USD
View
A
Retailer 5
-
$867 USD
€826 EUR
View
A
Retailer 6
-
$1,209 USD
View
A
Retailer 7
-
$1,299 USD
A$1,999 AUD
View
A
Retailer 8
-
$1,484 USD
View
B+
Retailer 9
-
$2,060 USD
£1,622 GBP
View
B+
Retailer 10
-
$3,203 USD
A$4,928 AUD
View
Retailer 11
-
$3,275 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$3,620 USD
View
B
Retailer 13
-
$3,830 USD
View
Most Expensive
B
Yadav Diamonds
12301854 · Oct 30
$5,337 USD
View
13 more retailers have this diamond
Prices start from $512 USDSave up to $4,825 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
1.87ct Cushion
$512 USD