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Marquise|Lab Grown|IGI

2.59ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG802622406

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802622406

Diamond specifications and retailer prices

From $1,048 USD
As of October 30, 2026
Save $4,282 USD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,330 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.59ct lab-grown marquise diamond

This 2.59ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG802622406 or 802622406. Listed at 20 retailers as of October 30, 2026, with prices from $1,048 to $5,330, a $4,282 spread on the same certified stone. Brilliant Earth lists it at $5,330. 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

2.59
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802622406
Dimensions14.84 × 7.13 × 4.31 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.84 mm7.13 mm2.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802622406
Side View
Table 58.0%Crown 33.4°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.4%

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 30
Current: $5,330 USD|Low: $1,048 USD|High: $5,680 USD|Avg: $2,958 USD|-6.2%
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 5$1,048 USD
Retailer 20$1,141 USD
Retailer 19$1,173 USD
Retailer 14$1,216 USD
Retailer 2$1,234 USD
Retailer 16$1,390 USD
Retailer 9$1,408 USD
Retailer 7$1,534 USD
Retailer 13$1,761 USD
Retailer 11$1,939 USD
Retailer 4$2,027 USD
Retailer 18$2,279 USD
Retailer 6$2,323 USD
Retailer 8$2,772 USD
Retailer 15$3,137 USD
Retailer 3$3,770 USD
Retailer 17$4,147 USD
Retailer 10$4,245 USD
Retailer 12$4,475 USD
Brilliant Earth$5,330 USD

41 data points across 20 retailers

20 retailers$1,048 USD to $5,330 USD

A
Cheapest Retailer
-
$1,048 USD
A
Retailer 2
-
$1,141 USD
View
A
Retailer 3
-
$1,173 USD
View
Final sale: no returns
A
Retailer 4
-
$1,216 USD
View
A
Retailer 5
-
$1,234 USD
£971 GBP
View
A
Retailer 6
-
$1,390 USD
View
A
Retailer 7
-
$1,408 USD
HK$11,000 HKD
View
A
Retailer 8
-
$1,534 USD
View
A
Retailer 9
-
$1,761 USD
£1,386 GBP
View
A
Retailer 10
-
$1,939 USD
View
A
Retailer 11
-
$2,027 USD
€1,930 EUR
View
A
Retailer 12
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$2,279 USD
View
A
Retailer 13
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$2,323 USD
View
A
Retailer 14
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$2,772 USD
View
A
Retailer 15
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$3,137 USD
ZAR 50,683 ZAR
View
A
Retailer 16
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$3,770 USD
View
A
Retailer 17
-
$4,147 USD
£3,265 GBP
View
A
Retailer 18
-
$4,245 USD
View
Retailer 19
-
$4,475 USD
View
Price last confirmed 33 days ago
Most Expensive
B+
Brilliant Earth
19883200A · Oct 30
$5,330 USD
View
19 more retailers have this diamond
Prices start from $1,048 USDSave up to $4,282 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
2.59ct Marquise
$1,048 USD