Cushion|Lab Grown|IGI

1.05ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG786634308

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG786634308

Diamond specifications and retailer prices

From $313 USD
As of October 27, 2026
Save $1,478 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,791 USD 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786634308 or 786634308. Listed at 18 retailers as of October 27, 2026, with prices from $313 to $1,791, a $1,478 spread on the same certified stone. Queensmith lists it at $1,791. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786634308
Dimensions6.51 × 5.86 × 3.56 mm
L/W Ratio1.11
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
6.51 mm5.86 mm1.05 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786634308
Side View
Table 56.0%Crown 32.6°Girdle: MED-STKPavilion 42.9°Culet: LargeDepth 60.8%

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: Oct 27
Current: $690 USD|Low: $209 USD|High: $1,576 USD|Avg: $750 USD|+2.9%
Retailer 1
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
October 29, 2026
Retailer 12$313 USD
Retailer 11$350 USD
Retailer 5$363 USD
Retailer 4$388 USD
Retailer 14$389 USD
Retailer 13$522 USD
Retailer 10$545 USD
Retailer 1$690 USD
Retailer 8$948 USD
Retailer 6$1,037 USD
Retailer 9$1,139 USD
Retailer 3$1,249 USD
Retailer 2$1,509 USD
Retailer 7$1,566 USD

42 data points across 14 retailers

18 retailers$313 USD to $1,791 USD

A
Cheapest Retailer
-
$313 USD
A
Retailer 2
-
$350 USD
View
Final sale: no returns
A
Retailer 3
-
$363 USD
View
A
Retailer 4
-
$388 USD
View
A
Retailer 5
-
$389 USD
View
A
Retailer 6
-
$417 USD
View
B+
Retailer 7
-
$522 USD
View
B+
Retailer 8
-
$545 USD
View
B+
Retailer 9
-
$690 USD
£543 GBP
View
B
Retailer 10
-
$948 USD
A$1,458 AUD
View
B
Retailer 11
-
$1,037 USD
SGD 1,401 SGD
View
B
Retailer 12
-
$1,139 USD
View
B
Retailer 13
-
$1,249 USD
View
B
Retailer 14
-
$1,295 USD
View
B
Retailer 15
-
$1,509 USD
£1,188 GBP
View
B
Retailer 16
-
$1,555 USD
View
B
Retailer 17
-
$1,566 USD
£1,233 GBP
View
Most Expensive
B
Queensmith
LG786634308 · Oct 27
$1,791 USD
£1,410 GBP
View
17 more retailers have this diamond
Prices start from $313 USDSave up to $1,478 USD

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
$313 USD