Marquise|Lab Grown|IGI

2.54ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG817661438

Certificate IGI LG817661438

Diamond specifications and retailer prices

From $2,006 USD
Save $5,279 USD (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,285 USD at Taylor and Hart
View at Taylor and Hart

About this 2.54ct lab-grown marquise diamond

This 2.54ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817661438 or 817661438. Listed at 15 retailers, with prices from $2,006 to $7,285 at Taylor and Hart, a $5,279 spread on the same certified stone. 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

2.54
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817661438
Dimensions14.21 × 7.09 × 4.50 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.21 mm7.09 mm2.54 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817661438
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $3,259 USD|Low: $1,390 USD|High: $7,515 USD|Avg: $3,670 USD|+5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Taylor and Hart
October 1, 2026
Retailer 6$1,390 USD
Retailer 5$2,006 USD
Retailer 12$2,135 USD
Retailer 3$2,318 USD
Retailer 4$2,848 USD
Retailer 8$3,017 USD
Retailer 1$3,259 USD
Retailer 7$3,583 USD
Retailer 2$4,298 USD
Retailer 11$4,939 USD
Retailer 9$5,264 USD
Retailer 10$6,006 USD
Retailer 13$6,051 USD
Retailer 14$6,938 USD
Taylor and Hart$7,285 USD

38 data points across 15 retailers

15 retailers$2,006 USD to $7,285 USD

A
Cheapest Retailer
-
$2,006 USD
A
Retailer 2
-
$2,135 USD
View
A
Retailer 3
-
$2,318 USD
View
A
Retailer 4
-
$2,848 USD
View
A
Retailer 5
-
$3,015 USD
£2,374 GBP
View
A
Retailer 6
-
$3,259 USD
View
A
Retailer 7
-
$3,583 USD
View
A
Retailer 8
-
$4,298 USD
£3,384 GBP
View
B+
Retailer 9
-
$4,586 USD
View
Price last confirmed 73 days ago
B+
Retailer 10
-
$4,939 USD
A$7,598 AUD
View
B+
Retailer 11
-
$5,264 USD
ZAR 85,043 ZAR
View
B+
Retailer 12
-
$6,006 USD
£4,729 GBP
View
B+
Retailer 13
-
$6,051 USD
View
B+
Retailer 14
-
$6,938 USD
SGD 9,376 SGD
View
Most Expensive
B+
Taylor and Hart
296ETUU · Oct 1
$7,285 USD
View
14 more retailers have this diamond
Prices start from $2,006 USDSave up to $5,279 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.

A
2.54ct Marquise
$2,006 USD