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Round|Lab Grown|IGI

1.82ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG497145056

Shape and cutting style on the report: Round brilliant

Certificate IGI LG497145056

Diamond specifications and retailer prices

From $1,010 USD
As of October 30, 2026
Save $3,932 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,942 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.82ct lab-grown round diamond

This 1.82ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG497145056 or 497145056. Listed at 10 retailers as of October 29, 2026, with prices from $1,010 to $4,942, a $3,932 spread on the same certified stone. MOH London lists it at $4,942. 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

1.82
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497145056
Dimensions7.84 × 7.81 × 4.80 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
7.84 mm7.81 mm1.82 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497145056
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 40.2°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 30
Current: $4,942 USD|Low: $1,010 USD|High: $4,981 USD|Avg: $2,676 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$1,010 USD
Retailer 4$1,614 USD
Retailer 5$1,660 USD
Retailer 7$2,344 USD
Retailer 3$2,713 USD
Retailer 6$3,123 USD
Retailer 8$3,853 USD
MOH London$4,942 USD

14 data points across 8 retailers

10 retailers$1,010 USD to $4,942 USD

A
Cheapest Retailer
-
$1,010 USD
B+
Retailer 2
-
$1,484 USD
View
B+
Retailer 3
-
$1,614 USD
View
B+
Retailer 4
-
$1,660 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,721 USD
View
Retailer 6
-
$1,721 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$2,713 USD
View
B
Retailer 8
-
$3,123 USD
View
B
Retailer 9
-
$3,226 USD
View
Most Expensive
B
MOH London
LG497145056 · Oct 29
$4,942 USD
£3,891 GBP
View
9 more retailers have this diamond
Prices start from $1,010 USDSave up to $3,932 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
1.82ct Round
$1,010 USD