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Round|Lab Grown|IGI

0.43ct G SI1 Round Lab Grown Diamond

VG • G/SI1 • IGI LG459192938

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459192938

Diamond specifications and retailer prices

From €211 EUR
$236 USD
As of October 29, 2026
Save €844 EUR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,055 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.43ct lab-grown round diamond

This 0.43ct lab-grown round sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG459192938 or 459192938. Listed at 10 retailers as of October 29, 2026, with prices from €211 to €1,055, a €844 spread on the same certified stone. MOH London lists it at €1,055. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.43
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459192938
Dimensions4.71 × 4.75 × 2.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Blue Nuance 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
4.71 mm4.75 mm0.43 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG459192938
Side View
Table 59.0%Crown 36.1°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 62.9%

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: Oct 29
Current: €1,055 EUR|Low: €202 EUR|High: €1,062 EUR|Avg: €425 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 5€211 EUR
Retailer 3€233 EUR
Retailer 8€245 EUR
Retailer 6€261 EUR
Retailer 9€375 EUR
Retailer 7€443 EUR
Retailer 2€493 EUR
Retailer 4€502 EUR
MOH London€1,055 EUR

41 data points across 9 retailers

10 retailers€211 EUR to €1,055 EUR

A
Cheapest Retailer
-
€211 EUR
$236 USD
A
Retailer 2
-
€233 EUR
$260 USD
View
B+
Retailer 3
-
€245 EUR
$274 USD
View
B+
Retailer 4
-
€261 EUR
$292 USD
View
B+
Retailer 5
-
€261 EUR
$292 USD
View
B
Retailer 6
-
€443 EUR
$495 USD
View
B
Retailer 7
-
€493 EUR
£434 GBP
View
B
Retailer 8
-
€502 EUR
View
B
Retailer 9
-
€841 EUR
$940 USD
View
Most Expensive
B
MOH London
LG459192938 · Oct 29
€1,055 EUR
£928 GBP
View
9 more retailers have this diamond
Prices start from €211 EURSave up to €844 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
0.43ct Round
€211 EUR