Marquise|Lab Grown|IGI

2.80ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG844673181

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844673181

Diamond specifications and retailer prices

From $1,099 USD
As of October 27, 2026
Save $6,031 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,130 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.8ct lab-grown marquise diamond

This 2.8ct 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 LG844673181 or 844673181. Listed at 22 retailers as of October 27, 2026, with prices from $1,099 to $7,130, a $6,031 spread on the same certified stone. Brilliant Earth lists it at $7,130. 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

2.80
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844673181
Dimensions15.69 × 7.17 × 4.21 mm
L/W Ratio2.19
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.69 mm7.17 mm2.80 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844673181
Side View
Table 61.0%Crown 40.8°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 58.7%

Caratlytics Score

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A+
Exceptional
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 27
Current: $7,130 USD|Low: $1,099 USD|High: $7,130 USD|Avg: $2,710 USD
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 9$1,099 USD
Retailer 2$1,217 USD
Retailer 12$1,219 USD
Retailer 10$1,300 USD
Retailer 18$1,400 USD
Retailer 22$1,440 USD
Retailer 17$1,590 USD
Retailer 7$1,825 USD
Retailer 19$1,837 USD
Retailer 8$1,936 USD
Retailer 11$2,436 USD
Retailer 16$2,572 USD
Retailer 20$3,094 USD
Retailer 15$3,149 USD
Retailer 21$3,271 USD
Retailer 14$3,581 USD
Retailer 4$3,671 USD
Retailer 13$4,222 USD
Retailer 3$4,323 USD
Retailer 6$4,431 USD
Retailer 5$4,585 USD
Brilliant Earth$7,130 USD

12 data points across 22 retailers

22 retailers$1,099 USD to $7,130 USD

A+
Cheapest Retailer
-
$1,099 USD
A
Retailer 2
-
$1,217 USD
View
Final sale: no returns
A
Retailer 3
-
$1,219 USD
View
A
Retailer 4
-
$1,300 USD
View
A
Retailer 5
-
$1,400 USD
£1,102 GBP
View
A
Retailer 6
-
$1,440 USD
View
A
Retailer 7
-
$1,590 USD
View
A
Retailer 8
-
$1,825 USD
View
A
Retailer 9
-
$1,837 USD
£1,446 GBP
View
A
Retailer 10
-
$1,936 USD
€1,844 EUR
View
A
Retailer 11
-
$2,436 USD
View
A
Retailer 12
-
$2,572 USD
View
A
Retailer 13
-
$3,094 USD
View
Retailer 14
-
$3,149 USD
A$4,845 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
$3,271 USD
ZAR 52,844 ZAR
View
A
Retailer 16
-
$3,581 USD
£2,820 GBP
View
A
Retailer 17
-
$3,671 USD
View
A
Retailer 18
-
$4,222 USD
SGD 5,706 SGD
View
A
Retailer 19
-
$4,323 USD
£3,404 GBP
View
A
Retailer 20
-
$4,431 USD
View
A
Retailer 21
-
$4,585 USD
View
Most Expensive
B+
Brilliant Earth
22282316A · Oct 30
$7,130 USD
View
21 more retailers have this diamond
Prices start from $1,099 USDSave up to $6,031 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+
2.80ct Marquise
$1,099 USD