Princess|Lab Grown|IGI

1.22ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG717586044

Shape and cutting style on the report: Princess cut

Certificate IGI LG717586044

Diamond specifications and retailer prices

From £293 GBP
$393 USD
As of October 30, 2026
Save £1,162 GBP (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,455 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.22ct lab-grown princess diamond

This 1.22ct 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 LG717586044 or 717586044. Listed at 23 retailers as of October 29, 2026, with prices from £293 to £1,455, a £1,162 spread on the same certified stone. Brilliant Earth lists it at £1,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717586044
Dimensions5.89 × 5.84 × 4.20 mm
L/W Ratio1.01
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
5.89 mm5.84 mm1.22 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717586044
Side View
Table 67.0%Crown 50.9°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 71.9%

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: Oct 30
Current: £1,455 GBP|Low: £291 GBP|High: £1,455 GBP|Avg: £773 GBP
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 11£293 GBP
Retailer 19£328 GBP
Retailer 22£328 GBP
Retailer 6£364 GBP
Retailer 12£364 GBP
Retailer 2£386 GBP
Retailer 20£474 GBP
Retailer 5£537 GBP
Retailer 8£578 GBP
Retailer 13£596 GBP
Retailer 18£625 GBP
Retailer 3£632 GBP
Retailer 17£639 GBP
Retailer 16£887 GBP
Retailer 7£915 GBP
Retailer 15£982 GBP
Retailer 4£1,105 GBP
Retailer 10£1,170 GBP
Retailer 14£1,197 GBP
Retailer 9£1,351 GBP
Retailer 21£1,424 GBP
Brilliant Earth£1,455 GBP

27 data points across 22 retailers

23 retailers£293 GBP to £1,455 GBP

A
Cheapest Retailer
-
£293 GBP
$393 USD
A
Retailer 2
-
£328 GBP
$440 USD
View
Final sale: no returns
A
Retailer 3
-
£328 GBP
$440 USD
View
A
Retailer 4
-
£364 GBP
$488 USD
View
A
Retailer 5
-
£364 GBP
$488 USD
View
A
Retailer 6
-
£386 GBP
View
A
Retailer 7
-
£474 GBP
$635 USD
View
A
Retailer 8
-
£537 GBP
$719 USD
View
B+
Retailer 9
-
£578 GBP
$775 USD
View
A
Retailer 10
-
£596 GBP
View
B+
Retailer 11
-
£625 GBP
ZAR 13,538 ZAR
View
B+
Retailer 12
-
£632 GBP
$847 USD
View
B+
Retailer 13
-
£639 GBP
€816 EUR
View
B+
Retailer 14
-
£887 GBP
A$1,828 AUD
View
B+
Retailer 15
-
£915 GBP
$1,226 USD
View
Retailer 16
-
£982 GBP
A$2,024 AUD
View
Price last confirmed 25 days ago
B
Retailer 17
-
£1,105 GBP
$1,480 USD
View
B
Retailer 18
-
£1,170 GBP
$1,568 USD
View
B
Retailer 19
-
£1,197 GBP
$1,604 USD
View
B
Retailer 20
-
£1,351 GBP
$1,810 USD
View
B
Retailer 21
-
£1,399 GBP
$1,874 USD
View
B
Retailer 22
-
£1,424 GBP
View
Most Expensive
B
Brilliant Earth
15466644A · Oct 29
£1,455 GBP
$1,950 USD
View
22 more retailers have this diamond
Prices start from £293 GBPSave up to £1,162 GBP

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
1.22ct Princess
£293 GBP