CaratHunter
Plans
Oval|Lab Grown|IGI

1.03ct D SI2 Oval Lab Grown Diamond

EX • D/SI2 • IGI LG579366178

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG579366178

Diamond specifications and retailer prices

From $408 CAD
As of November 5, 2026
Save $735 CAD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,143 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG579366178 or 579366178. Listed at 7 retailers as of November 2, 2026, with prices from $408 to $1,143, a $735 spread on the same certified stone. MOH London lists it at $1,143. 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

1.03
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579366178
Dimensions8.07 × 5.84 × 3.59 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.07 mm5.84 mm1.03 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579366178
Side View
Table 58.0%Crown 31.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.5%

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: Nov 5
Current: $1,143 CAD|Low: $387 CAD|High: $1,994 CAD|Avg: $619 CAD|-42.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 7$408 CAD
Retailer 2$414 CAD
Retailer 5$456 CAD
Retailer 3$464 CAD
Retailer 4$675 CAD
Retailer 6$696 CAD
MOH London$1,143 CAD

43 data points across 7 retailers

7 retailers$408 CAD to $1,143 CAD

A
Cheapest Retailer
-
$408 CAD
A
Retailer 2
-
$414 CAD
View
A
Retailer 3
-
$456 CAD
View
Retailer 4
-
$464 CAD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$675 CAD
View
B+
Retailer 6
-
$696 CAD
View
Most Expensive
B
MOH London
LG579366178 · Nov 2
$1,143 CAD
£640 GBP
View
6 more retailers have this diamond
Prices start from $408 CADSave up to $735 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
1.03ct Oval
$408 CAD