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Cushion|Lab Grown|IGI

1.05ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG687530923

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG687530923

Diamond specifications and retailer prices

From $269 AUD
As of November 5, 2026
Save $1,116 AUD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,384 AUD at MOH London · As of November 5, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG687530923 or 687530923. Listed at 16 retailers as of November 5, 2026, with prices from $269 to $1,384, a $1,116 spread on the same certified stone. MOH London lists it at $1,384. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687530923
Dimensions6.80 × 5.44 × 3.68 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
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
6.80 mm5.44 mm1.05 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG687530923
Side View
Table 62.0%Crown 35.7°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 67.6%

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: Nov 5
Current: $1,384 AUD|Low: $297 AUD|High: $1,404 AUD|Avg: $665 AUD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 9$297 AUD
Retailer 2$393 AUD
Retailer 3$400 AUD
Retailer 7$509 AUD
Retailer 5$514 AUD
Retailer 4$521 AUD
Retailer 11$581 AUD
Retailer 8$783 AUD
Retailer 6$843 AUD
Retailer 10$864 AUD
MOH London$1,384 AUD

37 data points across 11 retailers

16 retailers$269 AUD to $1,384 AUD

A
Cheapest Retailer
-
$269 AUD
Final sale: no returns
Retailer 2
-
$297 AUD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$393 AUD
View
B+
Retailer 4
-
$400 AUD
View
Retailer 5
-
$509 AUD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$514 AUD
View
A
Retailer 7
-
$514 AUD
View
A
Retailer 8
-
$521 AUD
View
Retailer 9
-
$581 AUD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
$644 AUD
View
B+
Retailer 11
-
$783 AUD
View
B
Retailer 12
-
$843 AUD
View
Retailer 13
-
$864 AUD
View
Price last confirmed 22 days ago
B
Retailer 14
-
$974 AUD
View
B
Retailer 15
-
$1,031 AUD
View
Most Expensive
B
MOH London
LG687530923 · Nov 5
$1,384 AUD
£763 GBP
View
15 more retailers have this diamond
Prices start from $269 AUDSave up to $1,116 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
$269 AUD