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Cushion|Lab Grown|IGI

1.77ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG841678782

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841678782

Diamond specifications and retailer prices

From €543 EUR
£478 GBP
As of November 1, 2026
Save €2,787 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,330 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.77ct lab-grown cushion diamond

This 1.77ct 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 LG841678782 or 841678782. Listed at 12 retailers as of October 31, 2026, with prices from €543 to €3,330, a €2,787 spread on the same certified stone. Do Amore Diamonds lists it at €3,330. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678782
Dimensions9.09 × 5.98 × 4.18 mm
L/W Ratio1.52
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
9.09 mm5.98 mm1.77 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678782
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 69.9%

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: Nov 1
Current: €3,330 EUR|Low: €543 EUR|High: €4,960 EUR|Avg: €2,039 EUR|-19.5%
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
Retailer 13
November 1, 2026
Retailer 6€543 EUR
Retailer 12€671 EUR
Retailer 11€733 EUR
Retailer 7€802 EUR
Retailer 13€985 EUR
Retailer 10€1,196 EUR
Retailer 2€1,887 EUR
Retailer 4€2,340 EUR
Retailer 3€2,412 EUR
Retailer 5€2,574 EUR
Retailer 8€2,624 EUR
Retailer 9€2,972 EUR
Do Amore Diamonds€3,330 EUR

24 data points across 13 retailers

12 retailers€543 EUR to €3,330 EUR

A
Cheapest Retailer
-
€543 EUR
£478 GBP
A
Retailer 2
-
€671 EUR
$750 USD
View
A
Retailer 3
-
€733 EUR
$819 USD
View
A
Retailer 4
-
€802 EUR
View
A
Retailer 5
-
€985 EUR
$1,100 USD
View
A
Retailer 6
-
€1,196 EUR
A$2,056 AUD
View
B+
Retailer 7
-
€1,887 EUR
£1,660 GBP
View
Retailer 8
-
€2,340 EUR
$2,614 USD
View
Price last confirmed 16 days ago
Retailer 9
-
€2,412 EUR
$2,695 USD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
€2,624 EUR
A$4,510 AUD
View
B+
Retailer 11
-
€2,972 EUR
$3,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-17A4E9947 · Oct 31
€3,330 EUR
$3,720 USD
View
11 more retailers have this diamond
Prices start from €543 EURSave up to €2,787 EUR

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
1.77ct Cushion
€543 EUR