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Cushion|Lab Grown|IGI

1.02ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG798603810

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG798603810

Diamond specifications and retailer prices

From $290 USD
As of October 30, 2026
Save $1,628 USD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,918 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG798603810 or 798603810. Listed at 18 retailers as of October 27, 2026, with prices from $290 to $1,918, a $1,628 spread on the same certified stone. Queensmith lists it at $1,918. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798603810
Dimensions6.51 × 5.21 × 3.51 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
6.51 mm5.21 mm1.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798603810
Side View
Table 60.0%Crown 36.6°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 67.4%

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 30
Current: $614 USD|Low: $224 USD|High: $1,710 USD|Avg: $802 USD|+2.7%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
October 30, 2026
Retailer 8$290 USD
Retailer 2$321 USD
Retailer 7$432 USD
Retailer 14$435 USD
Retailer 10$513 USD
Retailer 13$552 USD
Retailer 4$591 USD
Retailer 1$614 USD
Retailer 5$639 USD
Retailer 12$782 USD
Retailer 17$816 USD
Retailer 11$987 USD
Retailer 9$1,084 USD
Retailer 16$1,275 USD
Retailer 15$1,289 USD
Retailer 6$1,382 USD
Retailer 3$1,610 USD

37 data points across 17 retailers

18 retailers$290 USD to $1,918 USD

A
Cheapest Retailer
-
$290 USD
Final sale: no returns
A
Retailer 2
-
$321 USD
View
A
Retailer 3
-
$432 USD
View
A
Retailer 4
-
$435 USD
View
A
Retailer 5
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$513 USD
€489 EUR
View
A
Retailer 6
-
$552 USD
ZAR 8,917 ZAR
View
A
Retailer 7
-
$591 USD
View
A
Retailer 8
-
$614 USD
£483 GBP
View
A
Retailer 9
-
$639 USD
View
A
Retailer 10
-
$782 USD
A$1,203 AUD
View
A
Retailer 11
-
$816 USD
View
B+
Retailer 12
-
$987 USD
A$1,518 AUD
View
B+
Retailer 13
-
$1,084 USD
View
Retailer 14
-
$1,275 USD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
$1,289 USD
£1,015 GBP
View
B+
Retailer 16
-
$1,382 USD
View
B
Retailer 17
-
$1,610 USD
View
Most Expensive
B
Queensmith
LG798603810 · Oct 27
$1,918 USD
£1,510 GBP
View
17 more retailers have this diamond
Prices start from $290 USDSave up to $1,628 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
1.02ct Cushion
$290 USD