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Round|Lab Grown|IGI

1.30ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG490193858

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490193858

Diamond specifications and retailer prices

From $1,383 CAD
As of November 5, 2026
Save $2,074 CAD (60%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,426 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490193858 or 490193858. Listed at 13 retailers as of November 4, 2026, with a 150% 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

1.30
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490193858
Dimensions6.95 × 6.90 × 4.35 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
6.95 mm6.90 mm1.30 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490193858
Side View
Table 54.5%Crown 36.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $5,426 CAD|Low: $1,328 CAD|High: $5,506 CAD|Avg: $2,497 CAD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$1,383 CAD
Retailer 6$1,411 CAD
Retailer 9$1,549 CAD
Retailer 7$1,605 CAD
Retailer 10$1,605 CAD
Retailer 11$1,850 CAD
Retailer 2$2,441 CAD
Retailer 8$2,563 CAD
Retailer 4$3,457 CAD
Retailer 3$4,729 CAD
MOH London$5,426 CAD

41 data points across 11 retailers

13 retailers$1,383 CAD to $3,457 CAD

B
Cheapest Retailer
-
$1,383 CAD
B
Retailer 2
-
$1,411 CAD
View
B
Retailer 3
-
$1,504 CAD
View
B
Retailer 4
-
$1,549 CAD
View
Final sale: no returns
Retailer 5
-
$1,605 CAD
View
Price last confirmed 25 days ago
B
Retailer 6
-
$1,605 CAD
View
B
Retailer 7
-
$1,850 CAD
View
B
Retailer 8
-
$2,441 CAD
View
B
Retailer 9
-
$2,563 CAD
View
B
Retailer 10
-
$3,007 CAD
View
B
Retailer 11
-
$3,457 CAD
View
Retailer 12
-
$4,729 CAD
View
Price under review
Most Expensive
MOH London
LG490193858 · Nov 5
$5,426 CAD
£3,059 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $1,383 CADSave up to $2,074 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.

B
1.30ct Round
$1,383 CAD