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Oval|Lab Grown|IGI

0.33ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG816670231

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816670231

Diamond specifications and retailer prices

From $255 CAD
£144 GBP
As of October 28, 2026
Save $291 CAD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,063 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.33ct lab-grown oval diamond

This 0.33ct lab-grown oval sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG816670231 or 816670231. Listed at 6 retailers as of October 28, 2026, with a 114% 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

0.33
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816670231
Dimensions5.46 × 3.97 × 2.35 mm
L/W Ratio1.38
Girdle conditionFaceted
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
5.46 mm3.97 mm0.33 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816670231
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 38.3°CuletDepth 59.2%

Caratlytics Score

How it works →
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 28
Current: $1,063 CAD|Low: $240 CAD|High: $1,070 CAD|Avg: $469 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 2$255 CAD
Retailer 4$284 CAD
Retailer 5$311 CAD
Retailer 3$369 CAD
Retailer 6$460 CAD
Retailer 7$546 CAD
MOH London$1,063 CAD

40 data points across 7 retailers

6 retailers$255 CAD to $546 CAD

A
Cheapest Retailer
-
$255 CAD
£144 GBP
B+
Retailer 2
-
$311 CAD
$222 USD
View
B+
Retailer 3
-
$369 CAD
£208 GBP
View
B
Retailer 4
-
$460 CAD
$329 USD
View
B
Retailer 5
-
$546 CAD
$390 USD
View
Most Expensive
B
MOH London
LG816670231 · Oct 29
$1,063 CAD
£598 GBP
View
Price under review
5 more retailers have this diamond
Prices start from $255 CADSave up to $291 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
0.33ct Oval
$255 CAD