Marquise|Lab Grown

0.80ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • EC482E7741

Diamond specifications and retailer prices

From $122 USD
As of October 27, 2026
Save $365 USD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $487 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.8ct lab-grown marquise diamond

This 0.8ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade. Listed at 4 retailers as of October 27, 2026, with prices from $122 to $487, a $365 spread on the same certified stone. NZ Jewellers lists it at $487. 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

0.80
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateEC482E7741
Dimensions4.84 × 9.22 × 3.01 mm
L/W Ratio1.90
Top View
4.84 mm9.22 mm0.80 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateEC482E7741
Side View
Table 62.0%CrownGirdlePavilionCuletDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $487 USD|Low: $117 USD|High: $487 USD|Avg: $216 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2$122 USD
Retailer 4$142 USD
Retailer 3$161 USD
NZ Jewellers$487 USD

6 data points across 4 retailers

4 retailers$122 USD to $487 USD

B+
Cheapest Retailer
-
$122 USD
B+
Retailer 2
-
$142 USD
View
B+
Retailer 3
-
$161 USD
View
Most Expensive
B
NZ Jewellers
957662ce-de94-4401-be19-af6e709f96d2 · Oct 28
$487 USD
View
3 more retailers have this diamond
Prices start from $122 USDSave up to $365 USD

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+
0.80ct Marquise
$122 USD