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Marquise|Lab Grown|IGI

2.45ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG778676636

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778676636

Diamond specifications and retailer prices

From $1,803 USD
As of October 30, 2026
Save $5,528 USD (75%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,331 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 2.45ct lab-grown marquise diamond

This 2.45ct 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 LG778676636 or 778676636. Listed at 24 retailers as of October 30, 2026, with prices from $1,803 to $7,331, a $5,528 spread on the same certified stone. Taylor and Hart lists it at $7,331. 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

2.45
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778676636
Dimensions13.46 × 7.07 × 4.44 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.46 mm7.07 mm2.45 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778676636
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.8%

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: Oct 30
Current: $2,966 USD|Low: $2,019 USD|High: $7,190 USD|Avg: $4,193 USD|-0.6%
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
October 30, 2026
Retailer 5$2,019 USD
Retailer 4$2,251 USD
Retailer 10$2,260 USD
Retailer 1$2,966 USD
Retailer 2$3,279 USD
Retailer 8$3,310 USD
Retailer 12$3,518 USD
Retailer 6$4,328 USD
Retailer 11$4,973 USD
Retailer 14$5,387 USD
Retailer 7$5,396 USD
Retailer 9$6,005 USD
Retailer 3$6,985 USD
Retailer 13$7,190 USD

43 data points across 14 retailers

24 retailers$1,803 USD to $7,331 USD

A
Cheapest Retailer
-
$1,803 USD
A
Retailer 2
-
$1,962 USD
View
A
Retailer 3
-
$2,019 USD
View
Final sale: no returns
Retailer 4
-
$2,091 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$2,091 USD
View
A
Retailer 6
-
$2,251 USD
View
A
Retailer 7
-
$2,260 USD
View
A
Retailer 8
-
$2,419 USD
HK$18,900 HKD
View
A
Retailer 9
-
$2,677 USD
View
A
Retailer 10
-
$2,966 USD
£2,335 GBP
View
B+
Retailer 11
-
$3,279 USD
View
B+
Retailer 12
-
$3,310 USD
€3,152 EUR
View
B+
Retailer 13
-
$3,518 USD
View
B+
Retailer 14
-
$3,920 USD
View
B+
Retailer 15
-
$4,328 USD
£3,408 GBP
View
Retailer 16
-
$4,973 USD
A$7,651 AUD
View
Price last confirmed 7 days ago
B
Retailer 17
-
$5,387 USD
View
B+
Retailer 18
-
$5,396 USD
ZAR 87,172 ZAR
View
B
Retailer 19
-
$5,636 USD
View
B
Retailer 20
-
$6,005 USD
£4,728 GBP
View
B
Retailer 21
-
$6,309 USD
View
B
Retailer 22
-
$6,985 USD
SGD 9,439 SGD
View
B
Retailer 23
-
$7,190 USD
View
Most Expensive
B
Taylor and Hart
8JJECEX · Oct 30
$7,331 USD
View
23 more retailers have this diamond
Prices start from $1,803 USDSave up to $5,528 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
2.45ct Marquise
$1,803 USD