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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG792695803

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792695803

Diamond specifications and retailer prices

From €172 EUR
As of November 5, 2026
Save €840 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,012 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 LG792695803 or 792695803. Listed at 18 retailers as of November 5, 2026, with prices from €172 to €1,012, a €840 spread on the same certified stone. Brilliant Earth lists it at €1,012. 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 angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792695803
Dimensions7.39 × 7.35 × 4.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.35 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792695803
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.7%

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: €1,012 EUR|Low: €172 EUR|High: €1,026 EUR|Avg: €495 EUR|+2.7%
Brilliant Earth
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 8€172 EUR
Retailer 4€192 EUR
Retailer 3€200 EUR
Retailer 16€213 EUR
Retailer 9€215 EUR
Retailer 5€373 EUR
Retailer 10€375 EUR
Retailer 11€383 EUR
Retailer 2€390 EUR
Retailer 15€464 EUR
Retailer 18€511 EUR
Retailer 12€566 EUR
Retailer 14€636 EUR
Retailer 17€686 EUR
Retailer 6€698 EUR
Retailer 7€734 EUR
Retailer 13€995 EUR
Brilliant Earth€1,012 EUR

26 data points across 18 retailers

18 retailers€172 EUR to €1,012 EUR

A
Cheapest Retailer
-
€172 EUR
A
Retailer 2
-
€192 EUR
View
Final sale: no returns
A
Retailer 3
-
€200 EUR
View
A
Retailer 4
-
€213 EUR
View
Retailer 5
-
€215 EUR
View
Price last confirmed 13 days ago
B+
Retailer 6
-
€373 EUR
View
A
Retailer 7
-
€375 EUR
View
A
Retailer 8
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€383 EUR
View
A
Retailer 9
-
€390 EUR
View
A
Retailer 10
-
€464 EUR
View
B+
Retailer 11
-
€511 EUR
View
B+
Retailer 12
-
€566 EUR
View
B+
Retailer 13
-
€636 EUR
View
B
Retailer 14
-
€686 EUR
View
B+
Retailer 15
-
€698 EUR
View
B+
Retailer 16
-
€734 EUR
View
B
Retailer 17
-
€995 EUR
View
Most Expensive
B
Brilliant Earth
21501914A · Nov 5
€1,012 EUR
$1,130 USD
View
17 more retailers have this diamond
Prices start from €172 EURSave up to €840 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
€172 EUR