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Cushion|Lab Grown|IGI

1.05ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG836619425

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836619425

Diamond specifications and retailer prices

From $278 AUD
$195 USD
As of October 28, 2026
Save $1,707 AUD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,984 AUD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836619425 or 836619425. Listed at 16 retailers as of October 28, 2026, with prices from $278 to $1,984, a $1,707 spread on the same certified stone. Helzberg Diamonds lists it at $1,984. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619425
Dimensions7.37 × 5.15 × 3.36 mm
L/W Ratio1.43
Girdle conditionFaceted
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
7.37 mm5.15 mm1.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619425
Side View
Table 61.0%Crown 33.9°Girdle: STK-THKPavilion 35.5°Culet: NoneDepth 65.2%

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 28
Current: $1,984 AUD|Low: $278 AUD|High: $1,984 AUD|Avg: $848 AUD
Helzberg Diamonds
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
October 30, 2026
Retailer 8$278 AUD
Retailer 6$307 AUD
Retailer 9$391 AUD
Retailer 16$528 AUD
Retailer 14$559 AUD
Retailer 2$562 AUD
Retailer 10$573 AUD
Retailer 11$613 AUD
Retailer 7$652 AUD
Retailer 3$750 AUD
Retailer 4$883 AUD
Retailer 13$1,100 AUD
Retailer 5$1,210 AUD
Retailer 12$1,352 AUD
Retailer 15$1,495 AUD
Helzberg Diamonds$1,984 AUD

29 data points across 16 retailers

16 retailers$278 AUD to $1,984 AUD

A
Cheapest Retailer
-
$278 AUD
$195 USD
Final sale: no returns
A
Retailer 2
-
$307 AUD
$216 USD
View
A
Retailer 3
-
$391 AUD
£216 GBP
View
A
Retailer 4
-
$528 AUD
ZAR 5,993 ZAR
View
A
Retailer 5
-
$559 AUD
€374 EUR
View
A
Retailer 6
-
$562 AUD
$395 USD
View
A
Retailer 7
-
$573 AUD
£317 GBP
View
A
Retailer 8
-
$613 AUD
$431 USD
View
A
Retailer 9
-
$652 AUD
$458 USD
View
B+
Retailer 10
-
$750 AUD
View
B+
Retailer 11
-
$883 AUD
SGD 838 SGD
View
B+
Retailer 12
-
$1,100 AUD
$773 USD
View
Retailer 13
-
$1,210 AUD
$850 USD
View
Price last confirmed 11 days ago
B
Retailer 14
-
$1,352 AUD
$950 USD
View
B
Retailer 15
-
$1,495 AUD
£827 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHPKIL · Oct 29
$1,984 AUD
$1,394 USD
View
15 more retailers have this diamond
Prices start from $278 AUDSave up to $1,707 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
$278 AUD