Marquise|Lab Grown|IGI

1.77ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG671433903

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG671433903

Diamond specifications and retailer prices

From $619 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $619 USD at B2C Jewels
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 B2C Jewels

About this 1.77ct lab-grown marquise diamond

This 1.77ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG671433903 or 671433903. 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671433903
Dimensions12.70 × 6.18 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.70 mm6.18 mm1.77 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671433903
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $619 USD|Low: $603 USD|High: $927 USD|Avg: $715 USD|-33.2%
September 23, 2026
B2C Jewels$619 USD

4 data points across 1 retailer

1 retailer

B+
B2C Jewels
26925825 · Nov 1
$619 USD
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B+
1.77ct Marquise
$619 USD