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Marquise|Lab Grown|IGI

1.83ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG844640553

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844640553

Diamond specifications and retailer prices

From $317 USD
As of November 1, 2026
Save $1,583 USD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,900 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.83ct lab-grown marquise diamond

This 1.83ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844640553 or 844640553. Listed at 3 retailers as of November 1, 2026, with prices from $317 to $1,900, a $1,583 spread on the same certified stone. Rare Carat lists it at $1,900. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844640553
Dimensions12.47 × 6.59 × 4.01 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.47 mm6.59 mm1.83 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844640553
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,900 USD|Low: $317 USD|High: $1,900 USD|Avg: $963 USD
Rare Carat
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$317 USD
Retailer 2$641 USD
Rare Carat$1,900 USD

21 data points across 3 retailers

3 retailers$317 USD to $1,900 USD

A
Cheapest Retailer
-
$317 USD
Final sale: no returns
A
Retailer 2
-
$641 USD
£504 GBP
View
Most Expensive
B
Rare Carat
844640553 · Nov 1
$1,900 USD
View
2 more retailers have this diamond
Prices start from $317 USDSave up to $1,583 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.

A
1.83ct Marquise
$317 USD