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Round|Lab Grown|IGI

2.18ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG488154601

Shape and cutting style on the report: Round brilliant

Certificate IGI LG488154601

Diamond specifications and retailer prices

From $950 USD
As of October 29, 2026
Save $7,151 USD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,101 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.18ct lab-grown round diamond

This 2.18ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG488154601 or 488154601. Listed at 10 retailers as of October 29, 2026, with prices from $950 to $8,101, a $7,151 spread on the same certified stone. MOH London lists it at $8,101. 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

2.18
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488154601
Dimensions8.29 × 8.33 × 5.15 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
8.29 mm8.33 mm2.18 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488154601
Side View
Table 54.5%Crown 35.9°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 62.0%

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: $8,101 USD|Low: $950 USD|High: $8,166 USD|Avg: $3,967 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5$950 USD
Retailer 4$2,594 USD
Retailer 8$2,823 USD
Retailer 10$2,905 USD
Retailer 6$3,009 USD
Retailer 11$3,660 USD
Retailer 9$4,137 USD
Retailer 2$4,416 USD
Retailer 7$4,686 USD
Retailer 3$6,736 USD
MOH London$8,101 USD

17 data points across 11 retailers

10 retailers$950 USD to $8,101 USD

A
Cheapest Retailer
-
$950 USD
B+
Retailer 2
-
$2,594 USD
View
B+
Retailer 3
-
$2,823 USD
View
B+
Retailer 4
-
$2,905 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,009 USD
View
Retailer 6
-
$3,009 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$4,137 USD
View
B
Retailer 8
-
$4,416 USD
View
B
Retailer 9
-
$4,686 USD
View
Most Expensive
B
MOH London
LG488154601 · Oct 29
$8,101 USD
£6,379 GBP
View
9 more retailers have this diamond
Prices start from $950 USDSave up to $7,151 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
2.18ct Round
$950 USD