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Marquise|Lab Grown|IGI

1.54ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG851682471

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851682471

Diamond specifications and retailer prices

From $370 USD
As of November 1, 2026
Save $1,410 USD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,780 USD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851682471 or 851682471. Listed at 6 retailers as of November 1, 2026, with prices from $370 to $1,780, a $1,410 spread on the same certified stone. Brilliant Earth lists it at $1,780. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851682471
Dimensions11.96 × 6.10 × 3.64 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.96 mm6.10 mm1.54 ctF / VS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG851682471
Side View
Table 61.0%Crown 33.3°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 59.7%

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: $1,780 USD|Low: $370 USD|High: $1,780 USD|Avg: $721 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$370 USD
Retailer 4$518 USD
Retailer 5$673 USD
Retailer 3$960 USD
Retailer 2$982 USD
Brilliant Earth$1,780 USD

3 data points across 6 retailers

6 retailers$370 USD to $1,780 USD

B+
Cheapest Retailer
-
$370 USD
A
Retailer 2
-
$518 USD
View
A
Retailer 3
-
$673 USD
View
B+
Retailer 4
-
$960 USD
View
B+
Retailer 5
-
$982 USD
View
Most Expensive
B
Brilliant Earth
22431616A · Nov 1
$1,780 USD
View
5 more retailers have this diamond
Prices start from $370 USDSave up to $1,410 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
1.54ct Marquise
$370 USD