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Round|Lab Grown|IGI

1.50ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG783615018

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783615018

Diamond specifications and retailer prices

From €170 EUR
As of November 5, 2026
Save €814 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €984 EUR at MOH London · As of November 5, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG783615018 or 783615018. Listed at 17 retailers as of November 5, 2026, with prices from €170 to €984, a €814 spread on the same certified stone. MOH London lists it at €984. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783615018
Dimensions7.38 × 7.34 × 4.49 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
7.38 mm7.34 mm1.50 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783615018
Side View
Table 61.0%Crown 34°Girdle: MediumPavilion 41.4°Culet: NoneDepth 60.9%

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 5
Current: €984 EUR|Low: €170 EUR|High: €1,018 EUR|Avg: €437 EUR|-3.0%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 7€170 EUR
Retailer 3€190 EUR
Retailer 16€198 EUR
Retailer 12€211 EUR
Retailer 8€212 EUR
Retailer 4€370 EUR
Retailer 2€373 EUR
Retailer 9€379 EUR
Retailer 14€398 EUR
Retailer 15€507 EUR
Retailer 10€556 EUR
Retailer 11€610 EUR
Retailer 13€679 EUR
Retailer 5€689 EUR
Retailer 6€726 EUR
MOH London€984 EUR

28 data points across 16 retailers

17 retailers€170 EUR to €984 EUR

A
Cheapest Retailer
-
€170 EUR
A
Retailer 2
-
€190 EUR
View
Final sale: no returns
A
Retailer 3
-
€198 EUR
View
A
Retailer 4
-
€211 EUR
View
Retailer 5
-
€212 EUR
View
Price last confirmed 12 days ago
B+
Retailer 6
-
€370 EUR
View
A
Retailer 7
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€373 EUR
View
A
Retailer 8
-
€379 EUR
View
A
Retailer 9
-
€398 EUR
View
B+
Retailer 10
-
€507 EUR
View
B+
Retailer 11
-
€556 EUR
View
B+
Retailer 12
-
€610 EUR
View
Retailer 13
-
€679 EUR
View
Price last confirmed 46 days ago
B
Retailer 14
-
€679 EUR
View
B
Retailer 15
-
€689 EUR
View
B+
Retailer 16
-
€726 EUR
View
Most Expensive
B
MOH London
LG783615018 · Nov 5
€984 EUR
£870 GBP
View
16 more retailers have this diamond
Prices start from €170 EURSave up to €814 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
€170 EUR