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Round|Lab Grown|IGI

2.75ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG661402928

Shape and cutting style on the report: Round brilliant

Certificate IGI LG661402928

Diamond specifications and retailer prices

From $316 USD
As of October 29, 2026
Save $1,261 USD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,577 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.75ct lab-grown round diamond

This 2.75ct 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 LG661402928 or 661402928. Listed at 13 retailers as of October 29, 2026, with prices from $316 to $1,577, a $1,261 spread on the same certified stone. MOH London lists it at $1,577. 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

2.75
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG661402928
Dimensions8.99 × 9.01 × 5.52 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.99 mm9.01 mm2.75 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG661402928
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.4%

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: $1,577 USD|Low: $316 USD|High: $4,037 USD|Avg: $1,263 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 30, 2026
Retailer 9$316 USD
Retailer 5$366 USD
Retailer 4$391 USD
Retailer 14$435 USD
Retailer 10$545 USD
Retailer 12$592 USD
Retailer 11$632 USD
Retailer 16$637 USD
Retailer 2$696 USD
Retailer 13$699 USD
Retailer 15$878 USD
Retailer 3$1,259 USD
MOH London$1,577 USD
Retailer 6$1,978 USD
Retailer 8$3,450 USD
Retailer 7$4,037 USD

4 data points across 16 retailers

13 retailers$316 USD to $1,577 USD

A
Cheapest Retailer
-
$316 USD
A
Retailer 2
-
$366 USD
View
A
Retailer 3
-
$391 USD
View
A
Retailer 4
-
$435 USD
HK$3,400 HKD
View
A
Retailer 5
-
$545 USD
View
A
Retailer 6
-
$592 USD
£466 GBP
View
A
Retailer 7
-
$632 USD
€602 EUR
View
B+
Retailer 8
-
$637 USD
View
A
Retailer 9
-
$696 USD
£548 GBP
View
A
Retailer 10
-
$699 USD
View
A
Retailer 11
-
$878 USD
View
B+
Retailer 12
-
$1,259 USD
View
Most Expensive
B
MOH London
LG661402928 · Oct 29
$1,577 USD
£1,242 GBP
View
12 more retailers have this diamond
Prices start from $316 USDSave up to $1,261 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
2.75ct Round
$316 USD