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Cushion|Lab Grown|IGI

1.76ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG753508009

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG753508009

Diamond specifications and retailer prices

From $879 USD
As of October 30, 2026
Save $3,321 USD (79%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,200 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.76ct lab-grown cushion diamond

This 1.76ct 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 LG753508009 or 753508009. Listed at 22 retailers as of October 30, 2026, with prices from $879 to $4,200, a $3,321 spread on the same certified stone. Brilliant Earth lists it at $4,200. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.76
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG753508009
Dimensions8.07 × 6.20 × 8.07 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.07 mm6.20 mm1.76 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG753508009
Side View
Table 61.0%Crown 38.3°Girdle: MED-THKPavilion 32°Culet: NoneDepth 64.4%

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: $4,200 USD|Low: $911 USD|High: $4,570 USD|Avg: $2,294 USD|-8.1%
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 30, 2026
Retailer 4$911 USD
Retailer 9$1,085 USD
Retailer 8$1,305 USD
Retailer 2$1,397 USD
Retailer 6$1,458 USD
Retailer 7$1,674 USD
Retailer 3$1,975 USD
Retailer 10$2,266 USD
Retailer 11$2,865 USD
Retailer 5$2,939 USD
Retailer 12$3,078 USD
Retailer 13$3,432 USD
Brilliant Earth$4,200 USD

37 data points across 13 retailers

22 retailers$879 USD to $4,200 USD

A
Cheapest Retailer
-
$879 USD
Final sale: no returns
Retailer 2
-
$911 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,062 USD
HK$8,300 HKD
View
A
Retailer 4
-
$1,085 USD
View
A
Retailer 5
-
$1,156 USD
View
A
Retailer 6
-
$1,305 USD
View
A
Retailer 7
-
$1,397 USD
£1,100 GBP
View
A
Retailer 8
-
$1,458 USD
€1,389 EUR
View
A
Retailer 9
-
$1,494 USD
View
A
Retailer 10
-
$1,674 USD
ZAR 27,044 ZAR
View
B+
Retailer 11
-
$1,975 USD
View
Retailer 12
-
$2,266 USD
A$3,486 AUD
View
Price last confirmed 9 days ago
B
Retailer 13
-
$2,835 USD
£2,232 GBP
View
Retailer 14
-
$2,865 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$2,905 USD
View
Retailer 16
-
$2,939 USD
A$4,521 AUD
View
Price last confirmed 27 days ago
B
Retailer 17
-
$3,061 USD
View
B
Retailer 18
-
$3,065 USD
SGD 4,142 SGD
View
B+
Retailer 19
-
$3,078 USD
View
B
Retailer 20
-
$3,148 USD
View
B+
Retailer 21
-
$3,432 USD
£2,702 GBP
View
Most Expensive
B
Brilliant Earth
16916899A · Oct 30
$4,200 USD
View
21 more retailers have this diamond
Prices start from $879 USDSave up to $3,321 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
1.76ct Cushion
$879 USD