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Round|Lab Grown|IGI

5.55ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG732502861

Shape and cutting style on the report: Round brilliant

Certificate IGI LG732502861

Diamond specifications and retailer prices

From $603 USD
As of October 29, 2026
Save $2,658 USD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,261 USD at MOH London · As of October 29, 2026
View at MOH London

About this 5.55ct lab-grown round diamond

This 5.55ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG732502861 or 732502861. Listed at 14 retailers as of October 29, 2026, with prices from $603 to $3,261, a $2,658 spread on the same certified stone. MOH London lists it at $3,261. 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

5.55
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732502861
Dimensions11.36 × 11.44 × 7.01 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
11.36 mm11.44 mm5.55 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732502861
Side View
Table 57.0%Crown 34.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.5%

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: Oct 29
Current: $3,261 USD|Low: $603 USD|High: $9,120 USD|Avg: $2,237 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
October 31, 2026
Retailer 12$603 USD
Retailer 9$675 USD
Retailer 16$747 USD
Retailer 3$832 USD
Retailer 13$875 USD
Retailer 11$930 USD
Retailer 15$1,130 USD
Retailer 14$1,139 USD
Retailer 5$1,146 USD
Retailer 2$1,166 USD
Retailer 10$1,854 USD
Retailer 7$1,966 USD
Retailer 4$2,619 USD
MOH London$3,261 USD
Retailer 6$4,920 USD
Retailer 8$9,120 USD

4 data points across 16 retailers

14 retailers$603 USD to $3,261 USD

A
Cheapest Retailer
-
$603 USD
A
Retailer 2
-
$675 USD
View
A
Retailer 3
-
$747 USD
View
A
Retailer 4
-
$832 USD
HK$6,500 HKD
View
A
Retailer 5
-
$875 USD
View
A
Retailer 6
-
$930 USD
£733 GBP
View
A
Retailer 7
-
$1,130 USD
View
A
Retailer 8
-
$1,139 USD
€1,085 EUR
View
B+
Retailer 9
-
$1,146 USD
View
A
Retailer 10
-
$1,166 USD
£918 GBP
View
B+
Retailer 11
-
$1,854 USD
View
B+
Retailer 12
-
$1,966 USD
View
B
Retailer 13
-
$2,619 USD
View
Most Expensive
B
MOH London
LG732502861 · Oct 29
$3,261 USD
£2,568 GBP
View
13 more retailers have this diamond
Prices start from $603 USDSave up to $2,658 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
5.55ct Round
$603 USD