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Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG832604866

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG832604866

Diamond specifications and retailer prices

From $431 USD
As of November 1, 2026
Save $2,139 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,570 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG832604866 or 832604866. Listed at 12 retailers as of November 1, 2026, with prices from $431 to $2,570, a $2,139 spread on the same certified stone. Do Amore Diamonds lists it at $2,570. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG832604866
Dimensions12.25 × 6.08 × 3.73 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.25 mm6.08 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG832604866
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.3%

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: $2,570 USD|Low: $431 USD|High: $2,570 USD|Avg: $1,068 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 13$431 USD
Retailer 2$463 USD
Retailer 11$588 USD
Retailer 6$706 USD
Retailer 8$755 USD
Retailer 10$922 USD
Retailer 12$1,010 USD
Retailer 9$1,102 USD
Retailer 3$1,378 USD
Retailer 5$1,390 USD
Retailer 4$1,434 USD
Retailer 7$1,586 USD
Do Amore Diamonds$2,570 USD

7 data points across 13 retailers

12 retailers$431 USD to $2,570 USD

A
Cheapest Retailer
-
$431 USD
A
Retailer 2
-
$463 USD
£364 GBP
View
A
Retailer 3
-
$588 USD
View
A
Retailer 4
-
$706 USD
£556 GBP
View
B+
Retailer 5
-
$755 USD
View
B+
Retailer 6
-
$922 USD
A$1,419 AUD
View
B+
Retailer 7
-
$1,010 USD
View
B
Retailer 8
-
$1,102 USD
View
B
Retailer 9
-
$1,378 USD
View
B
Retailer 10
-
$1,434 USD
View
B
Retailer 11
-
$1,586 USD
£1,249 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9CD0D3E4E · Nov 2
$2,570 USD
View
11 more retailers have this diamond
Prices start from $431 USDSave up to $2,139 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
1.55ct Marquise
$431 USD