Marquise|Lab Grown|IGI

1.54ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG841641448

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841641448

Diamond specifications and retailer prices

From $304 USD
£239 GBP
As of October 26, 2026
Save $1,066 USD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,370 USD at Brilliant Earth · As of October 26, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841641448 or 841641448. Listed at 11 retailers as of October 26, 2026, with prices from $304 to $1,370, a $1,066 spread on the same certified stone. Brilliant Earth lists it at $1,370. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641448
Dimensions11.63 × 6.14 × 3.85 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
11.63 mm6.14 mm1.54 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641448
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: Oct 26
Current: $1,370 USD|Low: $303 USD|High: $1,370 USD|Avg: $725 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 5$304 USD
Retailer 8$439 USD
Retailer 3$448 USD
Retailer 4$464 USD
Retailer 2$471 USD
Retailer 9$493 USD
Retailer 7$607 USD
Retailer 11$838 USD
Retailer 6$1,041 USD
Retailer 10$1,057 USD
Brilliant Earth$1,370 USD

10 data points across 11 retailers

11 retailers$304 USD to $1,370 USD

A
Cheapest Retailer
-
$304 USD
£239 GBP
Returns within 30 days
A
Retailer 2
-
$439 USD
ZAR 7,092 ZAR
View
Returns within 7 days
B+
Retailer 3
-
$448 USD
View
Returns within 30 days
A
Retailer 4
-
$464 USD
£365 GBP
View
Returns within 30 days
A
Retailer 5
-
$471 USD
€449 EUR
View
Returns within 100 days
A
Retailer 6
-
$493 USD
View
Returns within 30 days
A
Retailer 7
-
$607 USD
A$934 AUD
View
B+
Retailer 8
-
$838 USD
View
Returns within 30 days
B+
Retailer 9
-
$1,041 USD
£820 GBP
View
B
Retailer 10
-
$1,057 USD
View
Returns within 30 days
Most Expensive
B
Brilliant Earth
22164446A · Oct 26
$1,370 USD
View
Returns within 30 days
10 more retailers have this diamond
Prices start from $304 USDSave up to $1,066 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
$304 USD