Cushion|Lab Grown|IGI

1.28ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG843667683

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843667683

Diamond specifications and retailer prices

From €372 EUR
£327 GBP
As of October 30, 2026
Save €1,964 EUR (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,336 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843667683 or 843667683. Listed at 11 retailers as of October 30, 2026, with prices from €372 to €2,336, a €1,964 spread on the same certified stone. Do Amore Diamonds lists it at €2,336. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667683
Dimensions8.53 × 5.37 × 3.53 mm
L/W Ratio1.59
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
8.53 mm5.37 mm1.28 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667683
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 31.6°Culet: NoneDepth 65.7%

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: €2,336 EUR|Low: €326 EUR|High: €2,855 EUR|Avg: €1,184 EUR|-18.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6€372 EUR
Retailer 10€465 EUR
Retailer 11€534 EUR
Retailer 2€596 EUR
Retailer 3€615 EUR
Retailer 8€875 EUR
Retailer 9€1,374 EUR
Retailer 7€1,452 EUR
Retailer 4€1,594 EUR
Retailer 5€1,683 EUR
Do Amore Diamonds€2,336 EUR

17 data points across 11 retailers

11 retailers€372 EUR to €2,336 EUR

A
Cheapest Retailer
-
€372 EUR
£327 GBP
A
Retailer 2
-
€465 EUR
$520 USD
View
A
Retailer 3
-
€534 EUR
$597 USD
View
A
Retailer 4
-
€596 EUR
View
A
Retailer 5
-
€615 EUR
$687 USD
View
A
Retailer 6
-
€875 EUR
A$1,504 AUD
View
B+
Retailer 7
-
€1,374 EUR
$1,535 USD
View
B+
Retailer 8
-
€1,452 EUR
£1,277 GBP
View
B
Retailer 9
-
€1,594 EUR
A$2,739 AUD
View
B+
Retailer 10
-
€1,683 EUR
$1,880 USD
View
Most Expensive
B
Do Amore Diamonds
27-5C60E91B3 · Oct 31
€2,336 EUR
$2,610 USD
View
10 more retailers have this diamond
Prices start from €372 EURSave up to €1,964 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
1.28ct Cushion
€372 EUR