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Cushion|Lab Grown|IGI

1.05ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG781636205

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG781636205

Diamond specifications and retailer prices

From $403 USD
As of October 30, 2026
Save $1,347 USD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,750 USD at MOH London · As of October 26, 2026
View at MOH London

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781636205 or 781636205. Listed at 15 retailers as of October 26, 2026, with prices from $403 to $1,750, a $1,347 spread on the same certified stone. MOH London lists it at $1,750. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781636205
Dimensions7.60 × 5.07 × 3.23 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm5.07 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781636205
Side View
Table 63.0%Crown 35.4°Girdle: MED-THKPavilion 32.6°Culet: NoneDepth 63.7%

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: $1,750 USD|Low: $403 USD|High: $1,845 USD|Avg: $994 USD|-4.1%
MOH London
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
October 30, 2026
Retailer 13$403 USD
Retailer 4$447 USD
Retailer 2$475 USD
Retailer 11$600 USD
Retailer 12$600 USD
Retailer 15$655 USD
Retailer 3$758 USD
Retailer 10$769 USD
Retailer 8$806 USD
Retailer 9$1,087 USD
Retailer 7$1,192 USD
Retailer 5$1,479 USD
Retailer 14$1,707 USD
Retailer 6$1,737 USD
MOH London$1,750 USD

43 data points across 15 retailers

15 retailers$403 USD to $1,750 USD

A
Cheapest Retailer
-
$403 USD
Final sale: no returns
A
Retailer 2
-
$447 USD
View
A
Retailer 3
-
$475 USD
£374 GBP
View
A
Retailer 4
-
$600 USD
View
A
Retailer 5
-
$600 USD
View
A
Retailer 6
-
$655 USD
View
A
Retailer 7
-
$758 USD
View
A
Retailer 8
-
$769 USD
ZAR 12,422 ZAR
View
A
Retailer 9
-
$806 USD
£635 GBP
View
B+
Retailer 10
-
$1,087 USD
A$1,672 AUD
View
B+
Retailer 11
-
$1,192 USD
SGD 1,611 SGD
View
B
Retailer 12
-
$1,479 USD
View
B
Retailer 13
-
$1,707 USD
View
B
Retailer 14
-
$1,737 USD
£1,368 GBP
View
Most Expensive
B
MOH London
LG781636205 · Oct 26
$1,750 USD
£1,378 GBP
View
14 more retailers have this diamond
Prices start from $403 USDSave up to $1,347 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
$403 USD