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Cushion|Lab Grown|IGI

1.01ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG689561955

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689561955

Diamond specifications and retailer prices

From $414 AUD
$290 USD
As of November 1, 2026
Save $2,212 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,625 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689561955 or 689561955. Listed at 17 retailers as of October 31, 2026, with prices from $414 to $2,625, a $2,212 spread on the same certified stone. Brilliant Earth lists it at $2,625. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689561955
Dimensions6.63 × 5.38 × 3.76 mm
L/W Ratio1.23
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
6.63 mm5.38 mm1.01 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689561955
Side View
Table 62.0%Crown 35.3°Girdle: MED-THKPavilion 38.9°Culet: NoneDepth 69.9%

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 1
Current: $2,625 AUD|Low: $410 AUD|High: $3,396 AUD|Avg: $1,170 AUD|-22.7%
Brilliant Earth
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
November 2, 2026
Retailer 9$414 AUD
Retailer 3$458 AUD
Retailer 12$706 AUD
Retailer 5$763 AUD
Retailer 8$791 AUD
Retailer 15$805 AUD
Retailer 14$813 AUD
Retailer 11$854 AUD
Retailer 2$868 AUD
Retailer 4$1,217 AUD
Retailer 7$1,546 AUD
Retailer 10$1,838 AUD
Retailer 6$1,972 AUD
Retailer 13$2,010 AUD
Brilliant Earth$2,625 AUD

41 data points across 15 retailers

17 retailers$414 AUD to $2,625 AUD

A
Cheapest Retailer
-
$414 AUD
$290 USD
Final sale: no returns
Retailer 2
-
$458 AUD
$321 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$706 AUD
$495 USD
View
A
Retailer 4
-
$763 AUD
$535 USD
View
A
Retailer 5
-
$791 AUD
ZAR 8,959 ZAR
View
A
Retailer 6
-
$805 AUD
$564 USD
View
A
Retailer 7
-
$813 AUD
$570 USD
View
A
Retailer 8
-
$854 AUD
€570 EUR
View
A
Retailer 9
-
$868 AUD
£479 GBP
View
B+
Retailer 10
-
$1,217 AUD
$853 USD
View
B+
Retailer 11
-
$1,546 AUD
$1,084 USD
View
B+
Retailer 12
-
$1,691 AUD
$1,185 USD
View
B+
Retailer 13
-
$1,838 AUD
£1,014 GBP
View
B
Retailer 14
-
$1,972 AUD
$1,382 USD
View
B+
Retailer 15
-
$2,010 AUD
View
Retailer 16
-
$2,010 AUD
$1,409 USD
View
Price last confirmed 85 days ago
Most Expensive
B
Brilliant Earth
16360261A · Oct 31
$2,625 AUD
$1,840 USD
View
16 more retailers have this diamond
Prices start from $414 AUDSave up to $2,212 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
1.01ct Cushion
$414 AUD