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Marquise|Lab Grown|IGI

1.59ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG628401129

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG628401129

Diamond specifications and retailer prices

From $1,780 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $1,780 USD at Brilliant Earth
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 Brilliant Earth

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG628401129 or 628401129. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628401129
Dimensions11.88 × 6.10 × 3.84 mm
L/W Ratio1.95
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
11.88 mm6.10 mm1.59 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628401129
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $1,780 USD|Low: $1,780 USD|High: $1,780 USD|Avg: $1,780 USD
December 30, 2025
Brilliant Earth$1,780 USD

4 data points across 1 retailer

1 retailer

B
Brilliant Earth
9949743A · Oct 31
$1,780 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
1.59ct Marquise
$1,780 USD