Cushion|Lab Grown|IGI

1.79ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830628655

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830628655

Diamond specifications and retailer prices

From $862 USD
As of October 30, 2026
Save $4,358 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,220 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.79ct lab-grown cushion diamond

This 1.79ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830628655 or 830628655. Listed at 12 retailers as of October 30, 2026, with prices from $862 to $5,220, a $4,358 spread on the same certified stone. Do Amore Diamonds lists it at $5,220. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.79
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830628655
Dimensions8.61 × 6.08 × 4.12 mm
L/W Ratio1.42
Girdle conditionFaceted
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
8.61 mm6.08 mm1.79 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830628655
Side View
Table 56.0%Crown 35.4°Girdle: STK-VTKPavilion 32.2°Culet: NoneDepth 67.8%

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 30
Current: $5,220 USD|Low: $862 USD|High: $6,910 USD|Avg: $2,577 USD|-24.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$862 USD
Retailer 12$875 USD
Retailer 7$1,119 USD
Retailer 3$1,167 USD
Retailer 5$1,297 USD
Retailer 4$1,334 USD
Retailer 9$2,040 USD
Retailer 11$3,010 USD
Retailer 6$3,188 USD
Retailer 10$3,439 USD
Retailer 2$4,160 USD
Do Amore Diamonds$5,220 USD

22 data points across 12 retailers

12 retailers$862 USD to $5,220 USD

A
Cheapest Retailer
-
$862 USD
A
Retailer 2
-
$875 USD
View
A
Retailer 3
-
$1,119 USD
View
A
Retailer 4
-
$1,167 USD
View
A
Retailer 5
-
$1,297 USD
€1,235 EUR
View
Retailer 6
-
$1,334 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$2,040 USD
View
Retailer 8
-
$3,010 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$3,188 USD
£2,510 GBP
View
B+
Retailer 10
-
$3,439 USD
View
B
Retailer 11
-
$4,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-488ED0A15 · Oct 31
$5,220 USD
View
11 more retailers have this diamond
Prices start from $862 USDSave up to $4,358 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
1.79ct Cushion
$862 USD