Princess|Lab Grown|IGI

1.03ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG818640112

Shape and cutting style on the report: Princess cut

Certificate IGI LG818640112

Diamond specifications and retailer prices

From £193 GBP
$258 USD
As of October 30, 2026
Save £772 GBP (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £964 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.03ct lab-grown princess diamond

This 1.03ct 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 LG818640112 or 818640112. Listed at 20 retailers as of October 30, 2026, with prices from £193 to £964, a £772 spread on the same certified stone. Reve Diamonds lists it at £964. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818640112
Dimensions5.48 × 5.36 × 4.03 mm
L/W Ratio1.02
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
5.48 mm5.36 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818640112
Side View
Table 72.0%Crown 44.9°Girdle: MediumPavilion 40°Culet: NoneDepth 75.2%

Caratlytics Score

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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: £528 GBP|Low: £193 GBP|High: £1,084 GBP|Avg: £509 GBP|+2.9%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 3£193 GBP
Retailer 7£215 GBP
Retailer 6£239 GBP
Retailer 15£287 GBP
Retailer 10£352 GBP
Retailer 12£367 GBP
Retailer 8£402 GBP
Retailer 5£441 GBP
Retailer 13£521 GBP
Retailer 1£528 GBP
Retailer 4£575 GBP
Retailer 2£726 GBP
Retailer 9£779 GBP
Retailer 11£861 GBP
Retailer 14£903 GBP
Reve Diamonds£964 GBP

42 data points across 16 retailers

20 retailers£193 GBP to £964 GBP

Retailer 1
-
£173 GBP
$232 USD
Price last confirmed 31 days ago
A
Retailer 2
-
£193 GBP
$258 USD
View
Final sale: no returns
Retailer 3
-
£212 GBP
$284 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£213 GBP
$286 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
£239 GBP
HK$2,500 HKD
View
Retailer 6
-
£251 GBP
$336 USD
View
Price last confirmed 37 days ago
A
Retailer 7
-
£287 GBP
$385 USD
View
A
Retailer 8
-
£352 GBP
€449 EUR
View
A
Retailer 9
-
£367 GBP
ZAR 7,941 ZAR
View
A
Retailer 10
-
£402 GBP
View
A
Retailer 11
-
£441 GBP
$591 USD
View
A
Retailer 12
-
£521 GBP
A$1,074 AUD
View
B+
Retailer 13
-
£528 GBP
$707 USD
View
B+
Retailer 14
-
£575 GBP
SGD 1,041 SGD
View
Retailer 15
-
£690 GBP
$925 USD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
£726 GBP
$972 USD
View
B+
Retailer 17
-
£779 GBP
A$1,606 AUD
View
B+
Retailer 18
-
£861 GBP
View
Retailer 19
-
£903 GBP
$1,210 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Reve Diamonds
C4048A3F5 · Oct 30
£964 GBP
$1,292 USD
View
19 more retailers have this diamond
Prices start from £193 GBPSave up to £772 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
1.03ct Princess
£193 GBP