Round|Lab Grown|IGI

2.03ct K SI2 Round Lab Grown Diamond

ID • K/SI2 • IGI LG451055633

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055633

Diamond specifications and retailer prices

From $3,262 USD
As of November 5, 2026
Save $2,611 USD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,564 USD at MOH London · As of November 5, 2026
View at MOH London

About this 2.03ct lab-grown round diamond

This 2.03ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055633 or 451055633. Listed at 8 retailers as of November 4, 2026, with a 80% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.03
Carat
K
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055633
Dimensions8.12 × 8.13 × 4.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
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Top View
8.12 mm8.13 mm2.03 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055633
Side View
Table 58.5%Crown 35.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,564 USD|Low: $3,131 USD|High: $9,718 USD|Avg: $5,450 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$3,262 USD
Retailer 6$3,549 USD
Retailer 4$3,784 USD
Retailer 8$4,383 USD
Retailer 7$4,728 USD
Retailer 2$5,219 USD
Retailer 5$5,873 USD
Retailer 9$8,503 USD
MOH London$9,564 USD

15 data points across 9 retailers

8 retailers$3,262 USD to $5,873 USD

B+
Cheapest Retailer
-
$3,262 USD
B
Retailer 2
-
$3,549 USD
View
Retailer 3
-
$3,784 USD
View
Price last confirmed 25 days ago
B
Retailer 4
-
$3,784 USD
View
B
Retailer 5
-
$4,728 USD
View
B
Retailer 6
-
$5,219 USD
View
B
Retailer 7
-
$5,873 USD
View
Most Expensive
MOH London
LG451055633 · Nov 5
$9,564 USD
£7,531 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $3,262 USDSave up to $2,611 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+
2.03ct Round
$3,262 USD