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Oval|Lab Grown|IGI

1.51ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG839685027

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839685027

Diamond specifications and retailer prices

From $314 CAD
$224 USD
As of October 26, 2026
Save $1,247 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,561 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839685027 or 839685027. Listed at 11 retailers as of October 26, 2026, with prices from $314 to $1,561, a $1,247 spread on the same certified stone. MOH London lists it at $1,561. 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

1.51
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839685027
Dimensions9.26 × 6.44 × 4.04 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.26 mm6.44 mm1.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839685027
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

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 26
Current: $1,561 CAD|Low: $430 CAD|High: $1,577 CAD|Avg: $985 CAD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 6$430 CAD
Retailer 2$435 CAD
Retailer 5$662 CAD
Retailer 7$718 CAD
Retailer 8$1,245 CAD
Retailer 3$1,254 CAD
Retailer 4$1,302 CAD
MOH London$1,561 CAD

17 data points across 8 retailers

11 retailers$314 CAD to $1,561 CAD

A
Cheapest Retailer
-
$314 CAD
$224 USD
A
Retailer 2
-
$364 CAD
$260 USD
View
A
Retailer 3
-
$430 CAD
HK$2,400 HKD
View
A
Retailer 4
-
$435 CAD
£245 GBP
View
A
Retailer 5
-
$662 CAD
$473 USD
View
A
Retailer 6
-
$718 CAD
$513 USD
View
B
Retailer 7
-
$1,245 CAD
SGD 1,202 SGD
View
B
Retailer 8
-
$1,250 CAD
$893 USD
View
B
Retailer 9
-
$1,254 CAD
$896 USD
View
B
Retailer 10
-
$1,302 CAD
$930 USD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
LG839685027 · Oct 26
$1,561 CAD
£878 GBP
View
10 more retailers have this diamond
Prices start from $314 CADSave up to $1,247 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
1.51ct Oval
$314 CAD