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Cushion|Lab Grown|IGI

1.05ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG831679952

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831679952

Diamond specifications and retailer prices

From $273 AUD
As of November 5, 2026
Save $1,647 AUD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,920 AUD at Helzberg Diamonds · As of November 4, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831679952 or 831679952. Listed at 16 retailers as of November 4, 2026, with prices from $273 to $1,920, a $1,647 spread on the same certified stone. Helzberg Diamonds lists it at $1,920. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831679952
Dimensions7.37 × 5.08 × 3.36 mm
L/W Ratio1.45
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 mm5.08 mm1.05 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831679952
Side View
Table 63.0%Crown 35.1°Girdle: MED-THKPavilion 34.4°Culet: NoneDepth 66.1%

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: Nov 5
Current: $1,920 AUD|Low: $273 AUD|High: $1,920 AUD|Avg: $802 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
November 5, 2026
Retailer 6$273 AUD
Retailer 2$367 AUD
Retailer 14$516 AUD
Retailer 12$521 AUD
Retailer 9$534 AUD
Retailer 16$541 AUD
Retailer 3$626 AUD
Retailer 15$649 AUD
Retailer 11$737 AUD
Retailer 10$766 AUD
Retailer 7$864 AUD
Retailer 5$1,050 AUD
Retailer 8$1,079 AUD
Retailer 4$1,114 AUD
Retailer 13$1,413 AUD
Helzberg Diamonds$1,920 AUD

9 data points across 16 retailers

16 retailers$273 AUD to $1,920 AUD

A
Cheapest Retailer
-
$273 AUD
Final sale: no returns
A
Retailer 2
-
$367 AUD
View
A
Retailer 3
-
$516 AUD
View
A
Retailer 4
-
$521 AUD
View
A
Retailer 5
-
$534 AUD
View
A
Retailer 6
-
$541 AUD
View
A
Retailer 7
-
$626 AUD
View
A
Retailer 8
-
$649 AUD
View
B+
Retailer 9
-
$737 AUD
View
B+
Retailer 10
-
$766 AUD
View
B+
Retailer 11
-
$864 AUD
View
B+
Retailer 12
-
$1,050 AUD
View
B+
Retailer 13
-
$1,079 AUD
View
B
Retailer 14
-
$1,114 AUD
View
B
Retailer 15
-
$1,413 AUD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJHMNPPLI · Nov 4
$1,920 AUD
$1,344 USD
View
15 more retailers have this diamond
Prices start from $273 AUDSave up to $1,647 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
$273 AUD