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Round|Lab Grown|IGI

2.50ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG499190306

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499190306

Diamond specifications and retailer prices

From $2,137 CAD
$1,530 USD
As of October 30, 2026
Save $12,674 CAD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $14,812 CAD at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 2.5ct lab-grown round diamond

This 2.5ct 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 LG499190306 or 499190306. Listed at 12 retailers as of October 30, 2026, with prices from $2,137 to $14,812, a $12,674 spread on the same certified stone. Moon Ocean lists it at $14,812. 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

2.50
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499190306
Dimensions8.75 × 8.81 × 5.21 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
8.75 mm8.81 mm2.50 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499190306
Side View
Table 60.5%Crown 34.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.3%

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: $14,812 CAD|Low: $2,137 CAD|High: $14,970 CAD|Avg: $7,504 CAD|+1.1%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$2,137 CAD
Retailer 6$4,552 CAD
Retailer 9$5,099 CAD
Retailer 7$5,282 CAD
Retailer 5$5,497 CAD
Retailer 10$6,145 CAD
Retailer 4$7,285 CAD
Retailer 8$8,197 CAD
Retailer 3$13,458 CAD
Moon Ocean$14,812 CAD

41 data points across 10 retailers

12 retailers$2,137 CAD to $14,812 CAD

A
Cheapest Retailer
-
$2,137 CAD
$1,530 USD
B+
Retailer 2
-
$4,552 CAD
$3,259 USD
View
B+
Retailer 3
-
$4,953 CAD
$3,546 USD
View
B+
Retailer 4
-
$5,099 CAD
$3,650 USD
View
Final sale: no returns
B
Retailer 5
-
$5,282 CAD
$3,781 USD
View
Retailer 6
-
$5,282 CAD
$3,781 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$5,497 CAD
$3,935 USD
View
B
Retailer 8
-
$6,599 CAD
$4,724 USD
View
B
Retailer 9
-
$7,285 CAD
$5,215 USD
View
B
Retailer 10
-
$8,197 CAD
$5,868 USD
View
B
Retailer 11
-
$13,458 CAD
£7,586 GBP
View
Most Expensive
B
Moon Ocean
NVL-04D69BC98-306 · Oct 30
$14,812 CAD
£8,349 GBP
View
11 more retailers have this diamond
Prices start from $2,137 CADSave up to $12,674 CAD

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
2.50ct Round
$2,137 CAD