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Marquise|Lab Grown|IGI

1.89ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG845659401

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845659401

Diamond specifications and retailer prices

From $326 USD
As of November 3, 2026
Save $1,639 USD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,965 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.89ct lab-grown marquise diamond

This 1.89ct 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 LG845659401 or 845659401. Listed at 3 retailers as of November 1, 2026, with prices from $326 to $1,965, a $1,639 spread on the same certified stone. Rare Carat lists it at $1,965. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845659401
Dimensions12.67 × 6.47 × 4.12 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.67 mm6.47 mm1.89 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845659401
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $1,965 USD|Low: $326 USD|High: $1,965 USD|Avg: $1,056 USD
Rare Carat
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$326 USD
Retailer 2$668 USD
Rare Carat$1,965 USD

18 data points across 3 retailers

3 retailers$326 USD to $1,965 USD

A
Cheapest Retailer
-
$326 USD
Final sale: no returns
A
Retailer 2
-
$668 USD
£526 GBP
View
Most Expensive
B
Rare Carat
845659401 · Nov 1
$1,965 USD
View
2 more retailers have this diamond
Prices start from $326 USDSave up to $1,639 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
1.89ct Marquise
$326 USD