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0.73ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG550265374

Shape and cutting style on the report: Round brilliant

Certificate IGI LG550265374

Diamond specifications and retailer prices

From €248 EUR
£218 GBP
As of November 2, 2026
Save €982 EUR (80%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,230 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG550265374 or 550265374. Listed at 4 retailers as of November 1, 2026, with prices from €248 to €1,230, a €982 spread on the same certified stone. MOH London lists it at €1,230. 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

0.73
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550265374
Dimensions5.76 × 5.74 × 3.56 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
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
5.76 mm5.74 mm0.73 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550265374
Side View
Table 55.5%Crown 35°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €1,230 EUR|Low: €199 EUR|High: €1,245 EUR|Avg: €516 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 2€248 EUR
Retailer 3€278 EUR
Retailer 4€358 EUR
MOH London€1,230 EUR

41 data points across 4 retailers

4 retailers€248 EUR to €1,230 EUR

A
Cheapest Retailer
-
€248 EUR
£218 GBP
A
Retailer 2
-
€278 EUR
$311 USD
View
A
Retailer 3
-
€358 EUR
$400 USD
View
Most Expensive
B
MOH London
LG550265374 · Nov 1
€1,230 EUR
£1,082 GBP
View
3 more retailers have this diamond
Prices start from €248 EURSave up to €982 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
0.73ct Round
€248 EUR