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Cushion|Lab Grown|IGI

1.03ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG658492610

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG658492610

Diamond specifications and retailer prices

From $519 USD
As of October 23, 2026
Save $1,471 USD (74%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,990 USD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG658492610 or 658492610. Listed at 17 retailers as of October 23, 2026, with prices from $519 to $1,990, a $1,471 spread on the same certified stone. Brilliant Earth lists it at $1,990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658492610
Dimensions7.51 × 4.98 × 3.42 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.51 mm4.98 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658492610
Side View
Table 59.0%Crown 38.9°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $1,990 USD|Low: $448 USD|High: $1,990 USD|Avg: $996 USD
Brilliant Earth
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 24, 2026
Retailer 5$448 USD
Retailer 3$497 USD
Retailer 12$645 USD
Retailer 11$680 USD
Retailer 7$775 USD
Retailer 2$803 USD
Retailer 6$841 USD
Retailer 13$1,073 USD
Retailer 4$1,216 USD
Retailer 10$1,222 USD
Retailer 8$1,295 USD
Retailer 9$1,955 USD
Brilliant Earth$1,990 USD

35 data points across 13 retailers

17 retailers$519 USD to $1,990 USD

Retailer 1
-
$497 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$519 USD
View
Retailer 3
-
$645 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$680 USD
View
A
Retailer 5
-
$775 USD
€738 EUR
View
A
Retailer 6
-
$803 USD
£632 GBP
View
A
Retailer 7
-
$841 USD
ZAR 13,592 ZAR
View
Retailer 8
-
$1,073 USD
A$1,650 AUD
View
Price last confirmed 21 days ago
Retailer 9
-
$1,216 USD
A$1,871 AUD
View
Price last confirmed 31 days ago
B+
Retailer 10
-
$1,222 USD
View
Retailer 11
-
$1,295 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$1,448 USD
£1,140 GBP
View
B
Retailer 13
-
$1,635 USD
View
B
Retailer 14
-
$1,836 USD
View
B
Retailer 15
-
$1,862 USD
View
Retailer 16
-
$1,955 USD
£1,539 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
14014278A · Oct 24
$1,990 USD
View
16 more retailers have this diamond
Prices start from $519 USDSave up to $1,471 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
1.03ct Cushion
$519 USD