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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
$270 USD
As of October 31, 2026
Save €984 EUR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,225 EUR at MOH London · As of November 1, 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 October 31, 2026, with prices from €242 to €1,225, a €984 spread on the same certified stone. MOH London lists it at €1,225. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €1,225 EUR|Low: €236 EUR|High: €1,240 EUR|Avg: €492 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4€242 EUR
Retailer 5€247 EUR
Retailer 8€286 EUR
Retailer 6€306 EUR
Retailer 7€505 EUR
Retailer 2€537 EUR
Retailer 3€570 EUR
MOH London€1,225 EUR

43 data points across 8 retailers

10 retailers€242 EUR to €1,225 EUR

A
Cheapest Retailer
-
€242 EUR
$270 USD
A
Retailer 2
-
€247 EUR
$276 USD
View
B+
Retailer 3
-
€286 EUR
$320 USD
View
Retailer 4
-
€306 EUR
$342 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
€306 EUR
$342 USD
View
B
Retailer 6
-
€505 EUR
$564 USD
View
B
Retailer 7
-
€537 EUR
£472 GBP
View
B
Retailer 8
-
€570 EUR
View
B
Retailer 9
-
€983 EUR
$1,098 USD
View
Most Expensive
B
MOH London
LG455033514 · Nov 1
€1,225 EUR
£1,078 GBP
View
9 more retailers have this diamond
Prices start from €242 EURSave up to €984 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