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Cushion|Lab Grown|IGI

1.50ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG836639791

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836639791

Diamond specifications and retailer prices

From €430 EUR
£378 GBP
As of November 1, 2026
Save €2,210 EUR (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,641 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct 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 LG836639791 or 836639791. Listed at 14 retailers as of October 31, 2026, with prices from €430 to €2,641, a €2,210 spread on the same certified stone. Do Amore Diamonds lists it at €2,641. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836639791
Dimensions7.80 × 6.18 × 4.07 mm
L/W Ratio1.26
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
7.80 mm6.18 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836639791
Side View
Table 63.0%Crown 32.4°Girdle: STK-THKPavilion 36.4°Culet: NoneDepth 65.9%

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: €2,641 EUR|Low: €430 EUR|High: €3,070 EUR|Avg: €1,389 EUR|-2.6%
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
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 9€430 EUR
Retailer 15€517 EUR
Retailer 11€524 EUR
Retailer 16€596 EUR
Retailer 5€619 EUR
Retailer 10€664 EUR
Retailer 6€719 EUR
Retailer 14€944 EUR
Retailer 3€1,121 EUR
Retailer 2€1,589 EUR
Retailer 7€1,953 EUR
Retailer 12€2,157 EUR
Retailer 8€2,166 EUR
Retailer 4€2,224 EUR
Retailer 13€2,515 EUR
Do Amore Diamonds€2,641 EUR

38 data points across 16 retailers

14 retailers€430 EUR to €2,641 EUR

A
Cheapest Retailer
-
€430 EUR
£378 GBP
A
Retailer 2
-
€517 EUR
$578 USD
View
A
Retailer 3
-
€524 EUR
$585 USD
View
A
Retailer 4
-
€596 EUR
$666 USD
View
Retailer 5
-
€619 EUR
$692 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
€664 EUR
View
A
Retailer 7
-
€719 EUR
$803 USD
View
A
Retailer 8
-
€944 EUR
A$1,622 AUD
View
A
Retailer 9
-
€1,121 EUR
$1,252 USD
View
B+
Retailer 10
-
€1,589 EUR
£1,398 GBP
View
B+
Retailer 11
-
€2,157 EUR
A$3,707 AUD
View
B
Retailer 12
-
€2,224 EUR
$2,485 USD
View
B
Retailer 13
-
€2,515 EUR
$2,810 USD
View
Most Expensive
B
Do Amore Diamonds
27-4E6B4A7E5 · Oct 31
€2,641 EUR
$2,950 USD
View
13 more retailers have this diamond
Prices start from €430 EURSave up to €2,210 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
1.50ct Cushion
€430 EUR