CaratHunter
Plans
Round|Lab Grown|IGI

1.51ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG830613024

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830613024

Diamond specifications and retailer prices

From €163 EUR
As of November 5, 2026
Save €856 EUR (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,019 EUR at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct 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 LG830613024 or 830613024. Listed at 20 retailers as of November 5, 2026, with prices from €163 to €1,019, a €856 spread on the same certified stone. Reve Diamonds lists it at €1,019. 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

1.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830613024
Dimensions7.43 × 7.39 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm7.39 mm1.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830613024
Side View
Table 59.0%Crown 33.7°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.2%

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: Nov 5
Current: €376 EUR|Low: €163 EUR|High: €1,075 EUR|Avg: €510 EUR|-4.1%
Retailer 1
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
Retailer 19
Reve Diamonds
November 6, 2026
Retailer 4€163 EUR
Retailer 11€195 EUR
Retailer 8€202 EUR
Retailer 19€202 EUR
Retailer 9€217 EUR
Retailer 13€229 EUR
Retailer 18€273 EUR
Retailer 2€361 EUR
Retailer 14€366 EUR
Retailer 16€370 EUR
Retailer 1€376 EUR
Retailer 10€514 EUR
Retailer 7€520 EUR
Retailer 6€636 EUR
Retailer 3€651 EUR
Retailer 17€661 EUR
Retailer 15€700 EUR
Retailer 12€788 EUR
Retailer 5€1,009 EUR
Reve Diamonds€1,019 EUR

24 data points across 20 retailers

20 retailers€163 EUR to €1,019 EUR

A
Cheapest Retailer
-
€163 EUR
A
Retailer 2
-
€195 EUR
View
Final sale: no returns
A
Retailer 3
-
€202 EUR
View
A
Retailer 4
-
€202 EUR
View
Retailer 5
-
€217 EUR
View
Price last confirmed 13 days ago
A
Retailer 6
-
€229 EUR
View
B+
Retailer 7
-
€273 EUR
View
A
Retailer 8
-
€361 EUR
View
A
Retailer 9
-
€366 EUR
View
A
Retailer 10
-
€370 EUR
View
A
Retailer 11
-
€376 EUR
View
B+
Retailer 12
-
€514 EUR
View
B+
Retailer 13
-
€520 EUR
View
B+
Retailer 14
-
€636 EUR
View
B+
Retailer 15
-
€651 EUR
View
B+
Retailer 16
-
€661 EUR
View
B+
Retailer 17
-
€700 EUR
View
B
Retailer 18
-
€788 EUR
View
B
Retailer 19
-
€1,009 EUR
View
Most Expensive
B
Reve Diamonds
774424059 · Nov 6
€1,019 EUR
$1,138 USD
View
19 more retailers have this diamond
Prices start from €163 EURSave up to €856 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
1.51ct Round
€163 EUR