Emerald|Lab Grown|IGI

2.78ct E IF Emerald Lab Grown Diamond

EX • E/IF • IGI LG776689201

Shape and cutting style on the report: Emerald cut

Certificate IGI LG776689201

Diamond specifications and retailer prices

From $825 USD
As of October 30, 2026
Save $6,275 USD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,100 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.78ct lab-grown emerald diamond

This 2.78ct lab-grown emerald 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 LG776689201 or 776689201. Listed at 24 retailers as of October 29, 2026, with prices from $825 to $7,100, a $6,275 spread on the same certified stone. Brilliant Earth lists it at $7,100. 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

2.78
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776689201
Dimensions9.43 × 6.62 × 4.36 mm
L/W Ratio1.42
Culet sizeLarge
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
9.43 mm6.62 mm2.78 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776689201
Side View
Table 64.0%Crown 32.2°Girdle: MediumPavilion 42.1°Culet: LargeDepth 65.9%

Caratlytics Score

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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: $7,100 USD|Low: $898 USD|High: $7,100 USD|Avg: $2,604 USD
Brilliant Earth
Retailer 2
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Retailer 19
October 30, 2026
Retailer 3$898 USD
Retailer 8$924 USD
Retailer 17$1,135 USD
Retailer 5$1,316 USD
Retailer 2$1,470 USD
Retailer 12$1,526 USD
Retailer 9$1,542 USD
Retailer 16$1,966 USD
Retailer 15$2,270 USD
Retailer 13$2,470 USD
Retailer 4$2,652 USD
Retailer 18$3,059 USD
Retailer 6$3,061 USD
Retailer 19$3,216 USD
Retailer 7$3,315 USD
Retailer 10$3,525 USD
Retailer 14$3,593 USD
Retailer 11$5,475 USD
Brilliant Earth$7,100 USD

40 data points across 19 retailers

24 retailers$825 USD to $7,100 USD

A
Cheapest Retailer
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$825 USD
A
Retailer 2
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$898 USD
View
A
Retailer 3
-
$924 USD
View
Final sale: no returns
A
Retailer 4
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$957 USD
View
A
Retailer 5
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$1,135 USD
View
A
Retailer 6
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$1,316 USD
View
A
Retailer 7
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$1,470 USD
£1,158 GBP
View
A
Retailer 8
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$1,526 USD
€1,453 EUR
View
A
Retailer 9
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$1,542 USD
View
A
Retailer 10
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$1,966 USD
View
Retailer 11
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$2,238 USD
View
Price last confirmed 31 days ago
Retailer 12
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$2,270 USD
A$3,493 AUD
View
Price last confirmed 8 days ago
A
Retailer 13
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$2,470 USD
ZAR 39,898 ZAR
View
A
Retailer 14
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$2,652 USD
£2,088 GBP
View
A
Retailer 15
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$2,691 USD
View
A
Retailer 16
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$2,995 USD
View
B+
Retailer 17
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$3,059 USD
View
B+
Retailer 18
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$3,061 USD
View
B+
Retailer 19
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$3,216 USD
SGD 4,346 SGD
View
B+
Retailer 20
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$3,315 USD
View
Retailer 21
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$3,525 USD
A$5,423 AUD
View
Price last confirmed 21 days ago
B+
Retailer 22
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$3,593 USD
£2,829 GBP
View
Retailer 23
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$5,475 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
18180826A · Oct 29
$7,100 USD
View
23 more retailers have this diamond
Prices start from $825 USDSave up to $6,275 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
2.78ct Emerald
$825 USD