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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG786661952

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786661952

Diamond specifications and retailer prices

From €202 EUR
As of November 6, 2026
Save €667 EUR (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,064 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG786661952 or 786661952. Listed at 18 retailers as of November 5, 2026, with a 331% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.50
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786661952
Dimensions7.25 × 7.31 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm7.31 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786661952
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

Caratlytics Score

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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 6
Current: €1,064 EUR|Low: €202 EUR|High: €1,173 EUR|Avg: €544 EUR|+15.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 7€202 EUR
Retailer 4€252 EUR
Retailer 2€365 EUR
Retailer 8€390 EUR
Retailer 10€390 EUR
Retailer 6€408 EUR
Retailer 5€456 EUR
Retailer 12€487 EUR
Retailer 3€690 EUR
Retailer 9€725 EUR
Retailer 13€734 EUR
Retailer 11€869 EUR
MOH London€1,064 EUR

42 data points across 13 retailers

18 retailers€202 EUR to €869 EUR

Retailer 1
-
€184 EUR
Price last confirmed 28 days ago
A
Retailer 2
-
€202 EUR
View
Final sale: no returns
Retailer 3
-
€212 EUR
View
Price last confirmed 25 days ago
Retailer 4
-
€227 EUR
View
Price last confirmed 36 days ago
A
Retailer 5
-
€252 EUR
View
A
Retailer 6
-
€365 EUR
View
B+
Retailer 7
-
€390 EUR
View
A
Retailer 8
-
€390 EUR
View
A
Retailer 9
-
€408 EUR
View
Retailer 10
-
€456 EUR
View
Price last confirmed 12 days ago
B+
Retailer 11
-
€487 EUR
View
B+
Retailer 12
-
€587 EUR
View
Retailer 13
-
€690 EUR
View
Price last confirmed 13 days ago
B+
Retailer 14
-
€725 EUR
View
Retailer 15
-
€731 EUR
View
Price last confirmed 31 days ago
B+
Retailer 16
-
€734 EUR
View
B
Retailer 17
-
€869 EUR
View
Most Expensive
MOH London
LG786661952 · Oct 26
€1,064 EUR
£935 GBP
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from €202 EURSave up to €667 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
1.50ct Round
€202 EUR