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Round|Lab Grown|IGI

1.51ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG754510408

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754510408

Diamond specifications and retailer prices

From €169 EUR
As of November 3, 2026
Save €1,069 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,238 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754510408 or 754510408. Listed at 16 retailers as of November 3, 2026, with prices from €169 to €1,238, a €1,069 spread on the same certified stone. Brilliant Earth lists it at €1,238. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510408
Dimensions7.40 × 7.34 × 4.52 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
7.40 mm7.34 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754510408
Side View
Table 59.0%Crown 33.8°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.3%

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 3
Current: €1,238 EUR|Low: €164 EUR|High: €1,301 EUR|Avg: €504 EUR|-4.8%
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
November 5, 2026
Retailer 13€169 EUR
Retailer 5€196 EUR
Retailer 14€209 EUR
Retailer 8€215 EUR
Retailer 9€326 EUR
Retailer 12€362 EUR
Retailer 6€368 EUR
Retailer 11€386 EUR
Retailer 3€393 EUR
Retailer 4€440 EUR
Retailer 10€650 EUR
Retailer 15€674 EUR
Retailer 16€677 EUR
Retailer 7€722 EUR
Retailer 2€977 EUR
Brilliant Earth€1,238 EUR

42 data points across 16 retailers

16 retailers€169 EUR to €1,238 EUR

A
Cheapest Retailer
-
€169 EUR
A
Retailer 2
-
€196 EUR
View
A
Retailer 3
-
€209 EUR
View
Retailer 4
-
€215 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€326 EUR
View
A
Retailer 6
-
€362 EUR
View
B+
Retailer 7
-
€368 EUR
View
A
Retailer 8
-
€386 EUR
View
A
Retailer 9
-
€393 EUR
View
A
Retailer 10
-
€440 EUR
View
B+
Retailer 11
-
€650 EUR
View
B+
Retailer 12
-
€674 EUR
View
B+
Retailer 13
-
€677 EUR
View
B+
Retailer 14
-
€722 EUR
View
B+
Retailer 15
-
€977 EUR
View
Most Expensive
B
Brilliant Earth
18094755A · Nov 4
€1,238 EUR
$1,390 USD
View
15 more retailers have this diamond
Prices start from €169 EURSave up to €1,069 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
€169 EUR