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Round|Lab Grown|IGI

7.28ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG559285843

Shape and cutting style on the report: Round brilliant

Certificate IGI LG559285843

Diamond specifications and retailer prices

From $857 USD
As of November 1, 2026
Save $2,890 USD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,747 USD at MOH London · As of October 29, 2026
View at MOH London

About this 7.28ct lab-grown round diamond

This 7.28ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG559285843 or 559285843. Listed at 14 retailers as of October 29, 2026, with prices from $857 to $3,747, a $2,890 spread on the same certified stone. MOH London lists it at $3,747. 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

7.28
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559285843
Dimensions12.47 × 12.44 × 7.70 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.47 mm12.44 mm7.28 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559285843
Side View
Table 55.5%Crown 34.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.8%

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 1
Current: $3,747 USD|Low: $857 USD|High: $11,508 USD|Avg: $3,206 USD
MOH London
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
November 1, 2026
Retailer 14$857 USD
Retailer 12$933 USD
Retailer 3$994 USD
Retailer 10$1,006 USD
Retailer 15$1,170 USD
Retailer 4$1,178 USD
Retailer 17$1,471 USD
Retailer 11$1,523 USD
Retailer 16$1,582 USD
Retailer 6$1,599 USD
Retailer 13$2,286 USD
Retailer 7$2,796 USD
Retailer 2$3,640 USD
Retailer 5$3,658 USD
MOH London$3,747 USD
Retailer 8$9,480 USD
Retailer 9$11,508 USD

5 data points across 17 retailers

14 retailers$857 USD to $3,747 USD

A
Cheapest Retailer
-
$857 USD
A
Retailer 2
-
$933 USD
View
A
Retailer 3
-
$994 USD
View
A
Retailer 4
-
$1,006 USD
£792 GBP
View
A
Retailer 5
-
$1,170 USD
View
A
Retailer 6
-
$1,178 USD
HK$9,200 HKD
View
B+
Retailer 7
-
$1,471 USD
View
B+
Retailer 8
-
$1,523 USD
£1,199 GBP
View
B+
Retailer 9
-
$1,582 USD
€1,507 EUR
View
B+
Retailer 10
-
$1,599 USD
View
B+
Retailer 11
-
$2,286 USD
View
B
Retailer 12
-
$2,796 USD
View
B
Retailer 13
-
$3,658 USD
View
Most Expensive
B
MOH London
LG559285843 · Oct 29
$3,747 USD
£2,950 GBP
View
13 more retailers have this diamond
Prices start from $857 USDSave up to $2,890 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
7.28ct Round
$857 USD