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Princess|Lab Grown|IGI

1.03ct F IF Princess Lab Grown Diamond

ID • F/IF • IGI LG742528423

Shape and cutting style on the report: Princess cut

Certificate IGI LG742528423

Diamond specifications and retailer prices

From €210 EUR
$236 USD
As of November 2, 2026
Save €1,100 EUR (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,311 EUR at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.03ct lab-grown princess diamond

This 1.03ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742528423 or 742528423. Listed at 21 retailers as of October 31, 2026, with a 523% 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

1.03
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742528423
Dimensions5.46 × 5.46 × 3.90 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
5.46 mm5.46 mm1.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742528423
Side View
Table 68.0%Crown 45.8°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 71.4%

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: Nov 2
Current: €1,311 EUR|Low: €202 EUR|High: €1,355 EUR|Avg: €608 EUR|-3.3%
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
November 2, 2026
Retailer 15€210 EUR
Retailer 3€261 EUR
Retailer 5€261 EUR
Retailer 2€276 EUR
Retailer 4€352 EUR
Retailer 11€435 EUR
Retailer 9€451 EUR
Retailer 6€468 EUR
Retailer 8€494 EUR
Retailer 12€637 EUR
Retailer 14€691 EUR
Retailer 7€1,019 EUR
Retailer 13€1,034 EUR
Retailer 10€1,047 EUR
Brilliant Earth€1,311 EUR

44 data points across 15 retailers

21 retailers€210 EUR to €1,311 EUR

A
Cheapest Retailer
-
€210 EUR
$236 USD
A
Retailer 2
-
€244 EUR
$274 USD
View
Retailer 3
-
€261 EUR
$293 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
€261 EUR
$293 USD
View
A
Retailer 5
-
€276 EUR
£244 GBP
View
A
Retailer 6
-
€352 EUR
$395 USD
View
A
Retailer 7
-
€435 EUR
View
A
Retailer 8
-
€451 EUR
ZAR 8,176 ZAR
View
A
Retailer 9
-
€468 EUR
$525 USD
View
A
Retailer 10
-
€494 EUR
£436 GBP
View
B+
Retailer 11
-
€543 EUR
$609 USD
View
B+
Retailer 12
-
€637 EUR
A$1,100 AUD
View
B+
Retailer 13
-
€691 EUR
$775 USD
View
B+
Retailer 14
-
€840 EUR
$942 USD
View
B
Retailer 15
-
€887 EUR
$994 USD
View
B
Retailer 16
-
€909 EUR
$1,019 USD
View
B
Retailer 17
-
€1,019 EUR
£900 GBP
View
B
Retailer 18
-
€1,034 EUR
$1,160 USD
View
B+
Retailer 19
-
€1,047 EUR
£925 GBP
View
B
Retailer 20
-
€1,311 EUR
$1,470 USD
View
Most Expensive
Brilliant Earth
16826813A · Oct 21
€1,311 EUR
$1,470 USD
View
Price last confirmed 11 days ago
20 more retailers have this diamond
Prices start from €210 EURSave up to €1,100 EUR

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
€210 EUR