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Marquise|Lab Grown|IGI

2.55ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG843696718

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843696718

Diamond specifications and retailer prices

From $490 USD
As of November 2, 2026
Save $3,100 USD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,590 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.55ct lab-grown marquise diamond

This 2.55ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843696718 or 843696718. Listed at 19 retailers as of October 30, 2026, with prices from $490 to $3,590, a $3,100 spread on the same certified stone. Brilliant Earth lists it at $3,590. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.55
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843696718
Dimensions14.52 × 7.14 × 4.27 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.52 mm7.14 mm2.55 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843696718
Side View
Table 60.0%Crown 32.7°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 59.8%

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 2
Current: $3,590 USD|Low: $490 USD|High: $4,060 USD|Avg: $1,399 USD|-11.6%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
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Retailer 12
Retailer 13
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Retailer 20
November 2, 2026
Retailer 3$490 USD
Retailer 9$549 USD
Retailer 20$578 USD
Retailer 6$607 USD
Retailer 8$607 USD
Retailer 7$745 USD
Retailer 12$815 USD
Retailer 5$957 USD
Retailer 2$1,010 USD
Retailer 17$1,015 USD
Retailer 19$1,277 USD
Retailer 14$1,330 USD
Retailer 15$1,349 USD
Retailer 4$1,598 USD
Retailer 11$1,980 USD
Retailer 13$2,245 USD
Retailer 10$2,272 USD
Retailer 16$2,549 USD
Retailer 18$3,030 USD
Brilliant Earth$3,590 USD

21 data points across 20 retailers

19 retailers$490 USD to $3,590 USD

A
Cheapest Retailer
-
$490 USD
A
Retailer 2
-
$549 USD
View
Retailer 3
-
$607 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$607 USD
View
A
Retailer 5
-
$745 USD
View
A
Retailer 6
-
$815 USD
View
A
Retailer 7
-
$957 USD
View
A
Retailer 8
-
$1,010 USD
£795 GBP
View
A
Retailer 9
-
$1,015 USD
€967 EUR
View
A
Retailer 10
-
$1,277 USD
View
B+
Retailer 11
-
$1,330 USD
View
B+
Retailer 12
-
$1,349 USD
A$2,075 AUD
View
B+
Retailer 13
-
$1,598 USD
View
B+
Retailer 14
-
$1,980 USD
View
B
Retailer 15
-
$2,245 USD
A$3,454 AUD
View
B
Retailer 16
-
$2,272 USD
View
B
Retailer 17
-
$2,549 USD
£2,007 GBP
View
B
Retailer 18
-
$3,030 USD
View
Most Expensive
B
Brilliant Earth
22169142A · Oct 30
$3,590 USD
View
18 more retailers have this diamond
Prices start from $490 USDSave up to $3,100 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
2.55ct Marquise
$490 USD