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Cushion|Lab Grown|IGI

1.05ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG818644817

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG818644817

Diamond specifications and retailer prices

From €347 EUR
$388 USD
As of October 25, 2026
Save €1,290 EUR (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,637 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818644817 or 818644817. Listed at 18 retailers as of October 25, 2026, with prices from €347 to €1,637, a €1,290 spread on the same certified stone. Queensmith lists it at €1,637. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644817
Dimensions7.80 × 5.11 × 2.80 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizeLarge
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 mm5.11 mm1.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644817
Side View
Table 55.0%Crown 31.3°Girdle: MED-STKPavilion 32.7°Culet: LargeDepth 54.8%

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 25
Current: €1,637 EUR|Low: €347 EUR|High: €1,637 EUR|Avg: €867 EUR
Queensmith
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 4€347 EUR
Retailer 15€390 EUR
Retailer 8€428 EUR
Retailer 18€430 EUR
Retailer 3€467 EUR
Retailer 11€561 EUR
Retailer 6€562 EUR
Retailer 14€597 EUR
Retailer 2€614 EUR
Retailer 12€848 EUR
Retailer 17€855 EUR
Retailer 5€928 EUR
Retailer 10€1,159 EUR
Retailer 7€1,224 EUR
Retailer 13€1,307 EUR
Retailer 9€1,392 EUR
Retailer 16€1,402 EUR
Queensmith€1,637 EUR

41 data points across 18 retailers

18 retailers€347 EUR to €1,637 EUR

A
Cheapest Retailer
-
€347 EUR
$388 USD
A
Retailer 2
-
€390 EUR
HK$3,400 HKD
View
B+
Retailer 3
-
€428 EUR
$478 USD
View
A
Retailer 4
-
€430 EUR
$480 USD
View
B+
Retailer 5
-
€467 EUR
$522 USD
View
B+
Retailer 6
-
€561 EUR
View
B+
Retailer 7
-
€562 EUR
$628 USD
View
B+
Retailer 8
-
€597 EUR
ZAR 10,784 ZAR
View
B+
Retailer 9
-
€614 EUR
£541 GBP
View
B
Retailer 10
-
€848 EUR
A$1,458 AUD
View
B
Retailer 11
-
€855 EUR
$955 USD
View
B
Retailer 12
-
€928 EUR
SGD 1,401 SGD
View
B
Retailer 13
-
€1,159 EUR
$1,295 USD
View
B
Retailer 14
-
€1,249 EUR
$1,395 USD
View
B
Retailer 15
-
€1,307 EUR
$1,460 USD
View
B
Retailer 16
-
€1,392 EUR
$1,555 USD
View
Retailer 17
-
€1,402 EUR
£1,233 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Queensmith
LG818644817 · Oct 27
€1,637 EUR
£1,440 GBP
View
17 more retailers have this diamond
Prices start from €347 EURSave up to €1,290 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
1.05ct Cushion
€347 EUR