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Marquise|Lab Grown

0.38ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • 302540025

Shape and cutting style on the report: Marquise brilliant

Diamond specifications and retailer prices

From $465 CAD
$332 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $465 CAD at Blue Nile
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Blue Nile

About this 0.38ct lab-grown marquise diamond

This 0.38ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.38
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading Lab
Certificate302540025
Dimensions7.34 × 3.82 × 2.31 mm
L/W Ratio1.92
Culet sizeNone
Top View
7.34 mm3.82 mm0.38 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Certificate302540025
Side View
Table 58.0%Crown 34.7°Girdle: THN-VTKPavilion 40.4°Culet: NoneDepth 60.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $465 CAD|Low: $116 CAD|High: $474 CAD|Avg: $243 CAD|-2.1%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 4$119 CAD
Retailer 3$139 CAD
Retailer 2$155 CAD
Retailer 5$297 CAD
Blue Nile$465 CAD

11 data points across 5 retailers

1 retailer

B
Blue Nile
16228720 · Oct 29
$465 CAD
$332 USD
View

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
0.38ct Marquise
$465 CAD