Cushion|Lab Grown|IGI

8.06ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG480177518

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG480177518

Diamond specifications and retailer prices

From €5,751 EUR
$6,425 USD
As of October 31, 2026
Save €5,518 EUR (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €15,357 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 8.06ct lab-grown cushion diamond

This 8.06ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG480177518 or 480177518. Listed at 13 retailers as of October 29, 2026, with a 96% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

8.06
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480177518
Dimensions11.88 × 11.52 × 7.63 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
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
11.88 mm11.52 mm8.06 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480177518
Side View
Table 56.5%Crown 36.9°Girdle: MED-VTKPavilion 38.6°Culet: NoneDepth 66.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €15,357 EUR|Low: €5,751 EUR|High: €30,679 EUR|Avg: €11,620 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10€5,751 EUR
Retailer 7€6,760 EUR
Retailer 4€7,411 EUR
Retailer 9€8,613 EUR
Retailer 8€8,739 EUR
Retailer 2€10,150 EUR
Retailer 5€11,269 EUR
Retailer 3€13,854 EUR
MOH London€15,357 EUR
Retailer 6€30,679 EUR

39 data points across 10 retailers

13 retailers€5,751 EUR to €11,269 EUR

B
Cheapest Retailer
-
€5,751 EUR
$6,425 USD
B
Retailer 2
-
€6,760 EUR
$7,552 USD
View
B
Retailer 3
-
€7,411 EUR
$8,280 USD
View
B
Retailer 4
-
€8,613 EUR
$9,622 USD
View
B
Retailer 5
-
€8,739 EUR
$9,763 USD
View
Final sale: no returns
B
Retailer 6
-
€9,005 EUR
HK$78,600 HKD
View
B
Retailer 7
-
€10,150 EUR
£8,929 GBP
View
B
Retailer 8
-
€11,269 EUR
$12,590 USD
View
Retailer 9
-
€13,854 EUR
View
Price under review
Most Expensive
MOH London
LG480177518 · Oct 29
€15,357 EUR
£13,509 GBP
View
Price under review
9 more retailers have this diamond
Prices start from €5,751 EURSave up to €5,518 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.

B
8.06ct Cushion
€5,751 EUR