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Round|Lab Grown|IGI

1.39ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG662485838

Shape and cutting style on the report: Round brilliant

Certificate IGI LG662485838

Diamond specifications and retailer prices

From $233 CAD
$167 USD
As of October 29, 2026
Save $1,129 CAD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,362 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.39ct lab-grown round diamond

This 1.39ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662485838 or 662485838. Listed at 14 retailers as of October 29, 2026, with prices from $233 to $1,362, a $1,129 spread on the same certified stone. MOH London lists it at $1,362. 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

1.39
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662485838
Dimensions7.14 × 7.18 × 4.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.14 mm7.18 mm1.39 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662485838
Side View
Table 57.0%Crown 34.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

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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: $1,362 CAD|Low: $233 CAD|High: $1,523 CAD|Avg: $747 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 12$233 CAD
Retailer 9$271 CAD
Retailer 6$289 CAD
Retailer 16$340 CAD
Retailer 13$499 CAD
Retailer 11$512 CAD
Retailer 3$521 CAD
Retailer 10$574 CAD
Retailer 14$648 CAD
Retailer 15$664 CAD
Retailer 4$754 CAD
Retailer 5$932 CAD
Retailer 2$983 CAD
Retailer 7$1,341 CAD
MOH London$1,362 CAD
Retailer 8$1,523 CAD

4 data points across 16 retailers

14 retailers$233 CAD to $1,362 CAD

A
Cheapest Retailer
-
$233 CAD
$167 USD
A
Retailer 2
-
$271 CAD
$194 USD
View
A
Retailer 3
-
$289 CAD
$207 USD
View
A
Retailer 4
-
$340 CAD
HK$1,900 HKD
View
A
Retailer 5
-
$499 CAD
€340 EUR
View
A
Retailer 6
-
$512 CAD
£289 GBP
View
B+
Retailer 7
-
$521 CAD
$373 USD
View
A
Retailer 8
-
$574 CAD
£324 GBP
View
A
Retailer 9
-
$648 CAD
$464 USD
View
B+
Retailer 10
-
$664 CAD
$475 USD
View
B+
Retailer 11
-
$754 CAD
$540 USD
View
B
Retailer 12
-
$932 CAD
$667 USD
View
B+
Retailer 13
-
$983 CAD
$704 USD
View
Most Expensive
B
MOH London
LG662485838 · Oct 29
$1,362 CAD
£768 GBP
View
13 more retailers have this diamond
Prices start from $233 CADSave up to $1,129 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
1.39ct Round
$233 CAD