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Princess|Lab Grown|IGI

1.21ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG715553368

Shape and cutting style on the report: Princess cut

Certificate IGI LG715553368

Diamond specifications and retailer prices

From $555 AUD
$390 USD
As of October 30, 2026
Save $2,192 AUD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,748 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.21ct lab-grown princess diamond

This 1.21ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG715553368 or 715553368. Listed at 23 retailers as of October 29, 2026, with prices from $555 to $2,748, a $2,192 spread on the same certified stone. Brilliant Earth lists it at $2,748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715553368
Dimensions5.84 × 5.73 × 4.07 mm
L/W Ratio1.02
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
5.84 mm5.73 mm1.21 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715553368
Side View
Table 70.0%Crown 43.9°Girdle: MediumPavilion 37.2°Culet: NoneDepth 71.0%

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: Oct 30
Current: $2,748 AUD|Low: $551 AUD|High: $2,748 AUD|Avg: $1,440 AUD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 22
October 30, 2026
Retailer 12$555 AUD
Retailer 3$622 AUD
Retailer 21$622 AUD
Retailer 7$689 AUD
Retailer 14$689 AUD
Retailer 13$731 AUD
Retailer 22$897 AUD
Retailer 6$1,019 AUD
Retailer 9$1,093 AUD
Retailer 20$1,184 AUD
Retailer 4$1,189 AUD
Retailer 18$1,211 AUD
Retailer 16$1,246 AUD
Retailer 17$1,679 AUD
Retailer 8$1,731 AUD
Retailer 2$1,832 AUD
Retailer 5$2,100 AUD
Retailer 11$2,215 AUD
Retailer 15$2,267 AUD
Retailer 10$2,564 AUD
Retailer 19$2,707 AUD
Brilliant Earth$2,748 AUD

27 data points across 22 retailers

23 retailers$555 AUD to $2,748 AUD

A
Cheapest Retailer
-
$555 AUD
$390 USD
A
Retailer 2
-
$622 AUD
$437 USD
View
Final sale: no returns
A
Retailer 3
-
$622 AUD
$437 USD
View
A
Retailer 4
-
$689 AUD
$484 USD
View
A
Retailer 5
-
$689 AUD
$484 USD
View
A
Retailer 6
-
$731 AUD
£404 GBP
View
A
Retailer 7
-
$897 AUD
$630 USD
View
A
Retailer 8
-
$1,019 AUD
$716 USD
View
B+
Retailer 9
-
$1,093 AUD
$768 USD
View
B+
Retailer 10
-
$1,184 AUD
ZAR 13,434 ZAR
View
B+
Retailer 11
-
$1,189 AUD
$835 USD
View
B+
Retailer 12
-
$1,211 AUD
€810 EUR
View
B+
Retailer 13
-
$1,246 AUD
£689 GBP
View
B+
Retailer 14
-
$1,679 AUD
View
B+
Retailer 15
-
$1,731 AUD
$1,216 USD
View
B+
Retailer 16
-
$1,832 AUD
View
B
Retailer 17
-
$2,100 AUD
$1,475 USD
View
B
Retailer 18
-
$2,215 AUD
$1,556 USD
View
B
Retailer 19
-
$2,267 AUD
$1,593 USD
View
B
Retailer 20
-
$2,564 AUD
$1,801 USD
View
B
Retailer 21
-
$2,646 AUD
$1,859 USD
View
B
Retailer 22
-
$2,707 AUD
£1,497 GBP
View
Most Expensive
B
Brilliant Earth
14755050A · Oct 29
$2,748 AUD
$1,930 USD
View
22 more retailers have this diamond
Prices start from $555 AUDSave up to $2,192 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
1.21ct Princess
$555 AUD