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Cushion|Lab Grown|IGI

1.76ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG532249569

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG532249569

Diamond specifications and retailer prices

From $232 USD
As of November 1, 2026
Save $1,028 USD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,260 USD at Brilliant Earth · As of October 31, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532249569 or 532249569. Listed at 13 retailers as of October 31, 2026, with prices from $232 to $1,260, a $1,028 spread on the same certified stone. Brilliant Earth lists it at $1,260. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.76
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532249569
Dimensions8.11 × 6.33 × 3.98 mm
L/W Ratio1.28
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
8.11 mm6.33 mm1.76 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532249569
Side View
Table 64.0%Crown 33.5°Girdle: STK-VTKPavilion 31.9°Culet: NoneDepth 62.9%

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: Nov 1
Current: $1,260 USD|Low: $232 USD|High: $2,000 USD|Avg: $614 USD|-37.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9$232 USD
Retailer 7$259 USD
Retailer 6$350 USD
Retailer 3$420 USD
Retailer 2$477 USD
Retailer 10$527 USD
Retailer 8$599 USD
Retailer 4$630 USD
Retailer 5$1,043 USD
Brilliant Earth$1,260 USD

44 data points across 10 retailers

13 retailers$232 USD to $1,260 USD

A
Cheapest Retailer
-
$232 USD
Final sale: no returns
Retailer 2
-
$259 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$350 USD
View
A
Retailer 4
-
$420 USD
€400 EUR
View
A
Retailer 5
-
$477 USD
£376 GBP
View
A
Retailer 6
-
$527 USD
View
A
Retailer 7
-
$599 USD
View
A
Retailer 8
-
$602 USD
View
A
Retailer 9
-
$630 USD
View
B+
Retailer 10
-
$885 USD
View
B+
Retailer 11
-
$1,043 USD
£821 GBP
View
B
Retailer 12
-
$1,221 USD
View
Most Expensive
B
Brilliant Earth
10788816A · Oct 31
$1,260 USD
View
12 more retailers have this diamond
Prices start from $232 USDSave up to $1,028 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
$232 USD