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Princess|Lab Grown|IGI

1.00ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG692554303

Shape and cutting style on the report: Princess cut

Certificate IGI LG692554303

Diamond specifications and retailer prices

From £173 GBP
$232 USD
As of October 30, 2026
Save £1,073 GBP (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,246 GBP at Brilliant Earth · As of October 31, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG692554303 or 692554303. Listed at 22 retailers as of October 30, 2026, with prices from £173 to £1,246, a £1,073 spread on the same certified stone. Brilliant Earth lists it at £1,246. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692554303
Dimensions5.65 × 5.46 × 3.56 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.65 mm5.46 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692554303
Side View
Table 72.0%Crown 39.1°Girdle: MediumPavilion 35.8°Culet: NoneDepth 65.2%

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: Oct 30
Current: £1,246 GBP|Low: £173 GBP|High: £1,314 GBP|Avg: £520 GBP|-5.1%
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 9£173 GBP
Retailer 10£193 GBP
Retailer 20£201 GBP
Retailer 5£214 GBP
Retailer 11£214 GBP
Retailer 2£227 GBP
Retailer 14£307 GBP
Retailer 21£335 GBP
Retailer 15£365 GBP
Retailer 17£369 GBP
Retailer 13£401 GBP
Retailer 18£523 GBP
Retailer 4£575 GBP
Retailer 7£690 GBP
Retailer 12£729 GBP
Retailer 16£758 GBP
Retailer 8£842 GBP
Retailer 19£861 GBP
Retailer 3£877 GBP
Retailer 6£967 GBP
Brilliant Earth£1,246 GBP

31 data points across 21 retailers

22 retailers£173 GBP to £1,246 GBP

A
Cheapest Retailer
-
£173 GBP
$232 USD
A
Retailer 2
-
£193 GBP
$259 USD
View
Final sale: no returns
A
Retailer 3
-
£201 GBP
$269 USD
View
Retailer 4
-
£214 GBP
$287 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£214 GBP
$287 USD
View
A
Retailer 6
-
£227 GBP
View
A
Retailer 7
-
£307 GBP
$412 USD
View
A
Retailer 8
-
£335 GBP
$449 USD
View
A
Retailer 9
-
£365 GBP
€466 EUR
View
A
Retailer 10
-
£369 GBP
ZAR 7,978 ZAR
View
A
Retailer 11
-
£401 GBP
View
B+
Retailer 12
-
£523 GBP
A$1,079 AUD
View
B+
Retailer 13
-
£575 GBP
$770 USD
View
B+
Retailer 14
-
£690 GBP
$924 USD
View
B+
Retailer 15
-
£729 GBP
$976 USD
View
B+
Retailer 16
-
£758 GBP
A$1,562 AUD
View
B
Retailer 17
-
£799 GBP
$1,070 USD
View
B
Retailer 18
-
£842 GBP
View
B+
Retailer 19
-
£861 GBP
View
B
Retailer 20
-
£877 GBP
$1,175 USD
View
B
Retailer 21
-
£967 GBP
$1,295 USD
View
Most Expensive
B
Brilliant Earth
16916897A · Oct 31
£1,246 GBP
$1,670 USD
View
21 more retailers have this diamond
Prices start from £173 GBPSave up to £1,073 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
£173 GBP