Princess|Lab Grown|IGI

1.00ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG741525502

Shape and cutting style on the report: Princess cut

Certificate IGI LG741525502

Diamond specifications and retailer prices

From £296 GBP
$394 USD
As of October 30, 2026
Save £1,416 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,720 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1ct lab-grown princess diamond

This 1ct lab-grown princess 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 LG741525502 or 741525502. Listed at 15 retailers as of October 29, 2026, with a 479% 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

1.00
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741525502
Dimensions5.41 × 5.41 × 3.93 mm
L/W Ratio1.00
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
5.41 mm5.41 mm1.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741525502
Side View
Table 72.0%Crown 47.1°Girdle: MediumPavilion 38.5°Culet: NoneDepth 72.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,720 GBP|Low: £178 GBP|High: £1,787 GBP|Avg: £636 GBP
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
October 29, 2026
Retailer 14£178 GBP
Retailer 6£209 GBP
Retailer 5£216 GBP
Retailer 7£282 GBP
Retailer 10£296 GBP
Retailer 3£333 GBP
Retailer 8£338 GBP
Retailer 2£387 GBP
Retailer 12£512 GBP
Retailer 9£594 GBP
Retailer 16£746 GBP
Retailer 13£762 GBP
Retailer 4£897 GBP
Retailer 15£1,028 GBP
Retailer 11£1,712 GBP
Brilliant Earth£1,720 GBP

26 data points across 16 retailers

15 retailers£296 GBP to £1,712 GBP

Retailer 1
-
£178 GBP
$237 USD
Price last confirmed 9 days ago
Retailer 2
-
£216 GBP
$288 USD
View
Price last confirmed 10 days ago
Retailer 3
-
£282 GBP
$376 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
£296 GBP
$394 USD
View
Retailer 5
-
£333 GBP
$443 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
£387 GBP
€491 EUR
View
B+
Retailer 7
-
£512 GBP
$682 USD
View
B+
Retailer 8
-
£594 GBP
A$1,216 AUD
View
Retailer 9
-
£746 GBP
$993 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£762 GBP
$1,014 USD
View
Retailer 11
-
£821 GBP
$1,093 USD
View
Price last confirmed 11 days ago
Retailer 12
-
£897 GBP
A$1,837 AUD
View
Price last confirmed 25 days ago
Retailer 13
-
£1,028 GBP
View
Price last confirmed 11 days ago
B
Retailer 14
-
£1,712 GBP
$2,280 USD
View
Most Expensive
Brilliant Earth
18754825A · Oct 21
£1,720 GBP
$2,290 USD
View
Price last confirmed 8 days ago
14 more retailers have this diamond
Prices start from £296 GBPSave up to £1,416 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
1.00ct Princess
£296 GBP