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Round|Lab Grown|IGI

0.54ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG770687545

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770687545

Diamond specifications and retailer prices

From $158 USD
As of November 6, 2026
Save $689 USD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $847 USD at MOH London · As of November 4, 2026
View at MOH London

About this 0.54ct lab-grown round diamond

This 0.54ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770687545 or 770687545. Listed at 7 retailers as of November 4, 2026, with prices from $158 to $847, a $689 spread on the same certified stone. MOH London lists it at $847. 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

0.54
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770687545
Dimensions5.21 × 5.18 × 3.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.21 mm5.18 mm0.54 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770687545
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
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 6
Current: $847 USD|Low: $158 USD|High: $867 USD|Avg: $335 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$158 USD
Retailer 7$165 USD
Retailer 2$215 USD
Retailer 6$222 USD
Retailer 4$349 USD
Retailer 5$430 USD
MOH London$847 USD

39 data points across 7 retailers

7 retailers$158 USD to $847 USD

B+
Cheapest Retailer
-
$158 USD
A
Retailer 2
-
$165 USD
View
A
Retailer 3
-
$215 USD
View
Retailer 4
-
$222 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$349 USD
View
B
Retailer 6
-
$430 USD
View
Most Expensive
B
MOH London
LG770687545 · Nov 4
$847 USD
£667 GBP
View
6 more retailers have this diamond
Prices start from $158 USDSave up to $689 USD

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
0.54ct Round
$158 USD