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Cushion|Lab Grown|IGI

1.75ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG739503311

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG739503311

Diamond specifications and retailer prices

From $456 USD
As of October 28, 2026
Save $3,164 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,620 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.75ct lab-grown cushion diamond

This 1.75ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739503311 or 739503311. Listed at 21 retailers as of October 28, 2026, with prices from $456 to $3,620, a $3,164 spread on the same certified stone. Do Amore Diamonds lists it at $3,620. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739503311
Dimensions8.20 × 6.51 × 4.38 mm
L/W Ratio1.26
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
8.20 mm6.51 mm1.75 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739503311
Side View
Table 61.0%Crown 32.7°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 67.3%

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 28
Current: $3,620 USD|Low: $456 USD|High: $3,620 USD|Avg: $1,490 USD
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 19
October 29, 2026
Retailer 7$456 USD
Retailer 3$505 USD
Retailer 15$678 USD
Retailer 4$717 USD
Retailer 14$720 USD
Retailer 19$757 USD
Retailer 2$920 USD
Retailer 13$959 USD
Retailer 18$1,064 USD
Retailer 16$1,309 USD
Retailer 6$1,631 USD
Retailer 5$1,847 USD
Retailer 9$1,854 USD
Retailer 10$1,942 USD
Retailer 8$1,977 USD
Retailer 12$2,060 USD
Retailer 17$2,770 USD
Retailer 11$3,330 USD
Do Amore Diamonds$3,620 USD

42 data points across 19 retailers

21 retailers$456 USD to $3,620 USD

A
Cheapest Retailer
-
$456 USD
Final sale: no returns
A
Retailer 2
-
$505 USD
View
A
Retailer 3
-
$678 USD
HK$5,300 HKD
View
A
Retailer 4
-
$717 USD
View
A
Retailer 5
-
$720 USD
View
A
Retailer 6
-
$757 USD
View
A
Retailer 7
-
$920 USD
£725 GBP
View
A
Retailer 8
-
$959 USD
ZAR 15,489 ZAR
View
A
Retailer 9
-
$1,064 USD
View
Retailer 10
-
$1,309 USD
A$2,014 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$1,631 USD
£1,284 GBP
View
B+
Retailer 12
-
$1,847 USD
View
B+
Retailer 13
-
$1,854 USD
View
B+
Retailer 14
-
$1,942 USD
View
B+
Retailer 15
-
$1,977 USD
SGD 2,672 SGD
View
B+
Retailer 16
-
$2,060 USD
£1,622 GBP
View
Retailer 17
-
$2,745 USD
View
Price last confirmed 101 days ago
B+
Retailer 18
-
$2,770 USD
View
B
Retailer 19
-
$3,124 USD
£2,460 GBP
View
B
Retailer 20
-
$3,330 USD
View
Most Expensive
B
Do Amore Diamonds
27-2A6B3461C · Oct 29
$3,620 USD
View
20 more retailers have this diamond
Prices start from $456 USDSave up to $3,164 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
1.75ct Cushion
$456 USD