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Cushion|Lab Grown|IGI

1.03ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG689561920

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689561920

Diamond specifications and retailer prices

From $259 AUD
$182 USD
As of October 30, 2026
Save $1,273 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,623 AUD at Brilliant Earth · As of October 2, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG689561920 or 689561920. Listed at 19 retailers as of October 30, 2026, with a 491% 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

1.03
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689561920
Dimensions7.13 × 5.33 × 3.52 mm
L/W Ratio1.34
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
7.13 mm5.33 mm1.03 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689561920
Side View
Table 63.0%Crown 36.2°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 66.0%

Caratlytics Score

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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 30
Current: $505 AUD|Low: $258 AUD|High: $1,532 AUD|Avg: $685 AUD|+4.8%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 9$259 AUD
Retailer 6$288 AUD
Retailer 12$494 AUD
Retailer 16$495 AUD
Retailer 1$505 AUD
Retailer 10$514 AUD
Retailer 4$518 AUD
Retailer 11$547 AUD
Retailer 2$634 AUD
Retailer 14$701 AUD
Retailer 3$749 AUD
Retailer 13$906 AUD
Retailer 8$967 AUD
Retailer 7$1,004 AUD
Retailer 15$1,349 AUD
Retailer 5$1,532 AUD

44 data points across 16 retailers

19 retailers$259 AUD to $1,532 AUD

A
Cheapest Retailer
-
$259 AUD
$182 USD
Final sale: no returns
A
Retailer 2
-
$288 AUD
$202 USD
View
A
Retailer 3
-
$494 AUD
ZAR 5,610 ZAR
View
A
Retailer 4
-
$495 AUD
$348 USD
View
A
Retailer 5
-
$505 AUD
£279 GBP
View
A
Retailer 6
-
$514 AUD
€344 EUR
View
A
Retailer 7
-
$518 AUD
$364 USD
View
A
Retailer 8
-
$547 AUD
£302 GBP
View
B+
Retailer 9
-
$634 AUD
$445 USD
View
B+
Retailer 10
-
$701 AUD
View
B+
Retailer 11
-
$749 AUD
$526 USD
View
Retailer 12
-
$812 AUD
$570 USD
View
Price last confirmed 61 days ago
Retailer 13
-
$853 AUD
$599 USD
View
Price last confirmed 88 days ago
B+
Retailer 14
-
$906 AUD
View
B
Retailer 15
-
$987 AUD
$693 USD
View
B
Retailer 16
-
$1,004 AUD
$705 USD
View
B
Retailer 17
-
$1,349 AUD
£746 GBP
View
B
Retailer 18
-
$1,532 AUD
$1,076 USD
View
Most Expensive
Brilliant Earth
20627687A · Oct 2
$1,623 AUD
$1,140 USD
View
Price last confirmed 28 days ago
18 more retailers have this diamond
Prices start from $259 AUDSave up to $1,273 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
1.03ct Cushion
$259 AUD