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Marquise|Lab Grown|UNKNOWN

0.75ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • UNKNOWN 771356623

Certificate UNKNOWN 771356623

Diamond specifications and retailer prices

From €257 EUR
$288 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: €257 EUR at Loose Grown Diamond
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 Loose Grown Diamond

About this 0.75ct lab-grown marquise diamond

This 0.75ct lab-grown marquise sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 771356623. Listed at a single retailer as of November 1, 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

0.75
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
Polish
Symmetry
Fluorescence
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 771356623
Dimensions9.00 × 4.70 × 3.02 mm
L/W Ratio1.91
Top View
9.00 mm4.70 mm0.75 ctF / SI1
OriginLab Grown
CutIdeal
CertificateUNKNOWN 771356623
Side View
TableCrownGirdlePavilionCuletDepth 64.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: €257 EUR|Low: €86 EUR|High: €317 EUR|Avg: €232 EUR|-10.6%
September 30, 2026
Loose Grown Diamond€257 EUR

8 data points across 1 retailer

1 retailer

B
Loose Grown Diamond
771356623 · Nov 1
€257 EUR
$288 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
0.75ct Marquise
€257 EUR