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Marquise|Lab Grown|IGI

1.43ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG846653430

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846653430

Diamond specifications and retailer prices

From $382 USD
As of November 1, 2026
Save $582 USD (60%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $964 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.43ct lab-grown marquise diamond

This 1.43ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846653430 or 846653430. Listed at 4 retailers as of October 31, 2026, with prices from $382 to $964, a $582 spread on the same certified stone. Taylor and Hart lists it at $964. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846653430
Dimensions12.32 × 6.02 × 3.40 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.32 mm6.02 mm1.43 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846653430
Side View
Table 62.0%Crown 31.1°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 56.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $526 USD|Low: $382 USD|High: $964 USD|Avg: $613 USD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 31, 2026
Retailer 3$382 USD
Retailer 1$526 USD
Retailer 2$635 USD
Taylor and Hart$964 USD

4 data points across 4 retailers

4 retailers$382 USD to $964 USD

B+
Cheapest Retailer
-
$382 USD
A
Retailer 2
-
$526 USD
£414 GBP
View
A
Retailer 3
-
$635 USD
View
Most Expensive
B+
Taylor and Hart
495UA6I · Oct 31
$964 USD
View
3 more retailers have this diamond
Prices start from $382 USDSave up to $582 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
1.43ct Marquise
$382 USD