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Round|Lab Grown|IGI

2.88ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG635400555

Shape and cutting style on the report: Round brilliant

Certificate IGI LG635400555

Diamond specifications and retailer prices

From $1,132 USD
CA$1,572 CAD
As of October 30, 2026
Save $366 USD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,498 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 2.88ct lab-grown round diamond

This 2.88ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG635400555 or 635400555. Listed at 3 retailers as of October 30, 2026, with prices from $1,132 to $1,498, a $366 spread on the same certified stone. The Diamond Guys lists it at $1,498. 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

2.88
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635400555
Dimensions9.06 × 9.02 × 5.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
9.06 mm9.02 mm2.88 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635400555
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $321 USD|Low: $227 USD|High: $2,410 USD|Avg: $1,024 USD|+5.6%
Retailer 1
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
The Diamond Guys
October 4, 2026
Retailer 8$285 USD
Retailer 1$321 USD
Retailer 9$354 USD
Retailer 15$360 USD
Retailer 12$531 USD
Retailer 13$557 USD
Retailer 10$593 USD
Retailer 11$647 USD
Retailer 14$940 USD
Retailer 2$1,001 USD
Retailer 3$1,003 USD
Retailer 6$1,132 USD
The Diamond Guys$1,498 USD
Retailer 5$1,800 USD
Retailer 7$2,340 USD
Retailer 4$2,410 USD

6 data points across 16 retailers

3 retailers$1,132 USD to $1,498 USD

Retailer 1
-
$285 USD
Price last confirmed 42 days ago
B+
Retailer 2
-
$1,132 USD
CA$1,572 CAD
View
Most Expensive
B
The Diamond Guys
1954434301 · Oct 30
$1,498 USD
View
2 more retailers have this diamond
Prices start from $1,132 USDSave up to $366 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.

B+
2.88ct Round
$1,132 USD