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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800677028

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG800677028

Diamond specifications and retailer prices

From €368 EUR
£324 GBP
As of November 1, 2026
Save €1,950 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,318 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800677028 or 800677028. Listed at 12 retailers as of October 31, 2026, with prices from €368 to €2,318, a €1,950 spread on the same certified stone. Do Amore Diamonds lists it at €2,318. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677028
Dimensions5.97 × 5.77 × 3.89 mm
L/W Ratio1.03
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
5.97 mm5.77 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677028
Side View
Table 61.0%Crown 36.9°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
A+
Exceptional
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: €2,318 EUR|Low: €368 EUR|High: €2,542 EUR|Avg: €1,009 EUR|-8.8%
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
November 1, 2026
Retailer 2€368 EUR
Retailer 3€429 EUR
Retailer 12€430 EUR
Retailer 8€458 EUR
Retailer 9€531 EUR
Retailer 4€559 EUR
Retailer 5€607 EUR
Retailer 11€1,213 EUR
Retailer 7€1,258 EUR
Retailer 6€1,378 EUR
Retailer 10€1,433 EUR
Do Amore Diamonds€2,318 EUR

31 data points across 12 retailers

12 retailers€368 EUR to €2,318 EUR

A+
Cheapest Retailer
-
€368 EUR
£324 GBP
A
Retailer 2
-
€429 EUR
$479 USD
View
A
Retailer 3
-
€430 EUR
$480 USD
View
A
Retailer 4
-
€458 EUR
$512 USD
View
A
Retailer 5
-
€531 EUR
$593 USD
View
Retailer 6
-
€559 EUR
$624 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
€607 EUR
View
Retailer 8
-
€1,213 EUR
$1,355 USD
View
Price last confirmed 13 days ago
B+
Retailer 9
-
€1,258 EUR
$1,406 USD
View
B+
Retailer 10
-
€1,378 EUR
$1,540 USD
View
B+
Retailer 11
-
€1,433 EUR
£1,261 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3D79127D4 · Oct 31
€2,318 EUR
$2,590 USD
View
11 more retailers have this diamond
Prices start from €368 EURSave up to €1,950 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+
1.03ct Cushion
€368 EUR