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Round|Lab Grown|IGI

1.54ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG787611919

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787611919

Diamond specifications and retailer prices

From €725 EUR
$810 USD
As of October 31, 2026
3 retailers carry this diamond
Most expensive: €725 EUR at Brilliant Earth
View at Brilliant Earth

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG787611919 or 787611919. Listed at 3 retailers as of October 31, 2026. 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

1.54
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787611919
Dimensions7.42 × 7.46 × 4.55 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
7.42 mm7.46 mm1.54 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787611919
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €725 EUR|Low: €131 EUR|High: €1,253 EUR|Avg: €591 EUR|-16.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
September 2, 2026
Retailer 8€264 EUR
Retailer 6€284 EUR
Retailer 4€367 EUR
Retailer 2€529 EUR
Retailer 7€535 EUR
Retailer 3€602 EUR
Retailer 5€610 EUR
Brilliant Earth€725 EUR
Retailer 9€754 EUR

59 data points across 9 retailers

3 retailers

Retailer 1
-
€264 EUR
HK$2,300 HKD
Price last confirmed 58 days ago
Retailer 2
-
€602 EUR
$673 USD
View
Price last confirmed 77 days ago
Most Expensive
B+
Brilliant Earth
18351782A · Oct 31
€725 EUR
$810 USD
View
2 more retailers have this diamond

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.

B+
1.54ct Round
€725 EUR