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Princess|Lab Grown|IGI

0.82ct F SI1 Princess Lab Grown Diamond

ID • F/SI1 • IGI LG12550015

Shape and cutting style on the report: Square modified brilliant

Certificate IGI LG12550015

Diamond specifications and retailer prices

From €300 EUR
$335 USD
As of November 1, 2026
Save €539 EUR (64%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €839 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.82ct lab-grown princess diamond

This 0.82ct lab-grown princess sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12550015 or 12550015. Listed at 2 retailers as of November 1, 2026, with prices from €300 to €839, a €539 spread on the same certified stone. MOH London lists it at €839. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.82
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle50.2°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12550015
Dimensions5.04 × 5.02 × 3.60 mm
L/W Ratio1.00
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
5.04 mm5.02 mm0.82 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12550015
Side View
Table 73.5%Crown 50.2°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 71.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: €839 EUR|Low: €178 EUR|High: €849 EUR|Avg: €483 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4€178 EUR
Retailer 2€300 EUR
Retailer 3€615 EUR
MOH London€839 EUR

8 data points across 4 retailers

2 retailers€300 EUR to €839 EUR

B+
Cheapest Retailer
-
€300 EUR
$335 USD
Most Expensive
B
MOH London
LG12550015 · Nov 1
€839 EUR
£738 GBP
View
1 more retailer has this diamond
Prices start from €300 EURSave up to €539 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.

B+
0.82ct Princess
€300 EUR