CaratHunter
Plans
Cushion|Lab Grown|IGI

1.01ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG803653955

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803653955

Diamond specifications and retailer prices

From $547 AUD
$384 USD
As of November 1, 2026
Save $2,856 AUD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,402 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 LG803653955 or 803653955. Listed at 16 retailers as of October 31, 2026, with prices from $547 to $3,402, a $2,856 spread on the same certified stone. Brilliant Earth lists it at $3,402. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803653955
Dimensions6.77 × 5.46 × 3.67 mm
L/W Ratio1.24
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
6.77 mm5.46 mm1.01 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803653955
Side View
Table 63.0%Crown 29.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 67.2%

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 1
Current: $3,402 AUD|Low: $547 AUD|High: $3,417 AUD|Avg: $1,376 AUD|-0.4%
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
Retailer 16
November 2, 2026
Retailer 4$547 AUD
Retailer 14$606 AUD
Retailer 3$674 AUD
Retailer 5$814 AUD
Retailer 12$819 AUD
Retailer 15$853 AUD
Retailer 16$942 AUD
Retailer 11$978 AUD
Retailer 2$1,046 AUD
Retailer 9$1,089 AUD
Retailer 13$1,473 AUD
Retailer 7$1,614 AUD
Retailer 8$2,010 AUD
Retailer 6$2,352 AUD
Retailer 10$2,430 AUD
Brilliant Earth$3,402 AUD

39 data points across 16 retailers

16 retailers$547 AUD to $3,402 AUD

A
Cheapest Retailer
-
$547 AUD
$384 USD
Final sale: no returns
Retailer 2
-
$606 AUD
$426 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$674 AUD
HK$3,700 HKD
View
A
Retailer 4
-
$814 AUD
$572 USD
View
A
Retailer 5
-
$819 AUD
$575 USD
View
A
Retailer 6
-
$853 AUD
$599 USD
View
A
Retailer 7
-
$942 AUD
$662 USD
View
A
Retailer 8
-
$978 AUD
€654 EUR
View
A
Retailer 9
-
$1,046 AUD
ZAR 11,870 ZAR
View
A
Retailer 10
-
$1,089 AUD
£602 GBP
View
B+
Retailer 11
-
$1,473 AUD
View
B+
Retailer 12
-
$1,614 AUD
SGD 1,532 SGD
View
B
Retailer 13
-
$2,010 AUD
$1,412 USD
View
B
Retailer 14
-
$2,352 AUD
$1,652 USD
View
B
Retailer 15
-
$2,430 AUD
£1,344 GBP
View
Most Expensive
B
Brilliant Earth
20520352A · Oct 31
$3,402 AUD
$2,390 USD
View
15 more retailers have this diamond
Prices start from $547 AUDSave up to $2,856 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
$547 AUD