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Round|Lab Grown|IGI

2.81ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG490174534

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490174534

Diamond specifications and retailer prices

From $1,580 USD
As of October 30, 2026
Save $7,506 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,086 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.81ct lab-grown round diamond

This 2.81ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490174534 or 490174534. Listed at 11 retailers as of October 29, 2026, with prices from $1,580 to $9,086, a $7,506 spread on the same certified stone. MOH London lists it at $9,086. 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

2.81
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490174534
Dimensions9.24 × 9.19 × 5.36 mm
L/W Ratio1.01
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
9.24 mm9.19 mm2.81 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490174534
Side View
Table 61.0%Crown 31.9°Girdle: MediumPavilion 40.1°Culet: NoneDepth 58.1%

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: Oct 30
Current: $9,086 USD|Low: $1,580 USD|High: $9,158 USD|Avg: $5,088 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$1,580 USD
Retailer 4$3,637 USD
Retailer 7$4,074 USD
Retailer 5$4,219 USD
Retailer 8$4,375 USD
Retailer 10$4,382 USD
Retailer 9$4,884 USD
Retailer 3$5,705 USD
Retailer 6$6,542 USD
MOH London$9,086 USD

16 data points across 10 retailers

11 retailers$1,580 USD to $9,086 USD

A
Cheapest Retailer
-
$1,580 USD
B+
Retailer 2
-
$3,637 USD
View
B+
Retailer 3
-
$3,957 USD
View
B+
Retailer 4
-
$4,074 USD
View
Final sale: no returns
B
Retailer 5
-
$4,219 USD
View
Retailer 6
-
$4,219 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$4,375 USD
View
B
Retailer 8
-
$5,272 USD
View
B
Retailer 9
-
$5,705 USD
View
B
Retailer 10
-
$6,542 USD
View
Most Expensive
B
MOH London
LG490174534 · Oct 29
$9,086 USD
£7,154 GBP
View
10 more retailers have this diamond
Prices start from $1,580 USDSave up to $7,506 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
2.81ct Round
$1,580 USD