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Cushion|Lab Grown|IGI

1.05ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG770636759

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG770636759

Diamond specifications and retailer prices

From $400 AUD
$281 USD
As of October 28, 2026
Save $1,581 AUD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,559 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770636759 or 770636759. Listed at 17 retailers as of October 28, 2026, with a 395% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle46°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770636759
Dimensions7.45 × 4.89 × 3.19 mm
L/W Ratio1.52
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm4.89 mm1.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770636759
Side View
Table 62.0%Crown 38.6°Girdle: THN-MEDPavilion 46°Culet: LargeDepth 65.2%

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 28
Current: $1,981 AUD|Low: $400 AUD|High: $1,994 AUD|Avg: $1,023 AUD|+0.6%
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
October 29, 2026
Retailer 3$400 AUD
Retailer 2$401 AUD
Retailer 9$446 AUD
Retailer 11$596 AUD
Retailer 12$676 AUD
Retailer 13$794 AUD
Retailer 7$845 AUD
Retailer 8$863 AUD
Retailer 6$1,196 AUD
Retailer 10$1,255 AUD
Retailer 5$1,559 AUD
Retailer 4$1,779 AUD
Retailer 1$1,981 AUD

39 data points across 13 retailers

17 retailers$400 AUD to $1,981 AUD

A
Cheapest Retailer
-
$400 AUD
$281 USD
Final sale: no returns
A
Retailer 2
-
$401 AUD
$282 USD
View
A
Retailer 3
-
$446 AUD
$313 USD
View
A
Retailer 4
-
$596 AUD
$419 USD
View
B+
Retailer 5
-
$638 AUD
HK$3,500 HKD
View
B+
Retailer 6
-
$676 AUD
$475 USD
View
B+
Retailer 7
-
$794 AUD
$558 USD
View
B+
Retailer 8
-
$845 AUD
ZAR 9,589 ZAR
View
B+
Retailer 9
-
$863 AUD
£477 GBP
View
B
Retailer 10
-
$1,196 AUD
View
B
Retailer 11
-
$1,255 AUD
$882 USD
View
B
Retailer 12
-
$1,559 AUD
SGD 1,480 SGD
View
B
Retailer 13
-
$1,818 AUD
$1,277 USD
View
B
Retailer 14
-
$1,934 AUD
$1,359 USD
View
B
Retailer 15
-
$1,981 AUD
£1,096 GBP
View
B
Retailer 16
-
$3,188 AUD
$2,240 USD
View
Price under review
Most Expensive
B
Do Amore Diamonds
23-770636759 · Oct 29
$3,559 AUD
$2,500 USD
View
Price under review
16 more retailers have this diamond
Prices start from $400 AUDSave up to $1,581 AUD

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
$400 AUD