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Round|Lab Grown|IGI

0.45ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG455033514

Shape and cutting style on the report: Round brilliant

Certificate IGI LG455033514

Diamond specifications and retailer prices

From €242 EUR
As of November 5, 2026
Save €981 EUR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,223 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG455033514 or 455033514. Listed at 10 retailers as of November 5, 2026, with prices from €242 to €1,223, a €981 spread on the same certified stone. MOH London lists it at €1,223. 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

0.45
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG455033514
Dimensions4.88 × 4.90 × 3.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
4.88 mm4.90 mm0.45 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG455033514
Side View
Table 54.5%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
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: Nov 5
Current: €1,223 EUR|Low: €236 EUR|High: €1,241 EUR|Avg: €497 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4€242 EUR
Retailer 5€247 EUR
Retailer 8€287 EUR
Retailer 6€306 EUR
Retailer 7€505 EUR
Retailer 3€528 EUR
Retailer 2€567 EUR
MOH London€1,223 EUR

45 data points across 8 retailers

10 retailers€242 EUR to €1,223 EUR

A
Cheapest Retailer
-
€242 EUR
A
Retailer 2
-
€247 EUR
View
B+
Retailer 3
-
€287 EUR
View
Retailer 4
-
€306 EUR
View
Price last confirmed 12 days ago
B+
Retailer 5
-
€306 EUR
View
B
Retailer 6
-
€505 EUR
View
B
Retailer 7
-
€528 EUR
View
B
Retailer 8
-
€567 EUR
View
B
Retailer 9
-
€983 EUR
View
Most Expensive
B
MOH London
LG455033514 · Nov 5
€1,223 EUR
£1,075 GBP
View
9 more retailers have this diamond
Prices start from €242 EURSave up to €981 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
0.45ct Round
€242 EUR