Radiant|Lab Grown|IGI

2.77ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG816616325

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG816616325

Diamond specifications and retailer prices

From $1,430 USD
As of October 29, 2026
Save $6,570 USD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,000 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.77ct lab-grown radiant diamond

This 2.77ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616325 or 816616325. Listed at 20 retailers as of October 29, 2026, with prices from $1,430 to $8,000, a $6,570 spread on the same certified stone. Brilliant Earth lists it at $8,000. 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

2.77
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616325
Dimensions9.74 × 6.87 × 4.75 mm
L/W Ratio1.42
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
9.74 mm6.87 mm2.77 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616325
Side View
Table 67.0%Crown 45.9°Girdle: MediumPavilion 37.1°Culet: NoneDepth 69.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $8,000 USD|Low: $1,430 USD|High: $8,970 USD|Avg: $4,117 USD|-10.8%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 16$1,430 USD
Retailer 5$1,766 USD
Retailer 2$1,817 USD
Retailer 8$1,827 USD
Retailer 13$1,997 USD
Retailer 14$2,545 USD
Retailer 4$2,907 USD
Retailer 15$3,128 USD
Retailer 10$3,237 USD
Retailer 12$3,851 USD
Retailer 11$4,277 USD
Retailer 17$4,384 USD
Retailer 9$4,404 USD
Retailer 7$5,780 USD
Retailer 6$6,189 USD
Retailer 3$6,750 USD
Brilliant Earth$8,000 USD

36 data points across 17 retailers

20 retailers$1,430 USD to $8,000 USD

A
Cheapest Retailer
-
$1,430 USD
Retailer 2
-
$1,512 USD
View
Price last confirmed 27 days ago
Retailer 3
-
$1,713 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$1,766 USD
View
Final sale: no returns
A
Retailer 5
-
$1,817 USD
£1,431 GBP
View
Retailer 6
-
$1,827 USD
View
Price last confirmed 26 days ago
A
Retailer 7
-
$1,997 USD
View
A
Retailer 8
-
$2,545 USD
View
A
Retailer 9
-
$2,907 USD
€2,769 EUR
View
B+
Retailer 10
-
$3,128 USD
View
B+
Retailer 11
-
$3,237 USD
ZAR 52,293 ZAR
View
Retailer 12
-
$3,424 USD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
$3,851 USD
View
B+
Retailer 14
-
$4,277 USD
£3,368 GBP
View
B+
Retailer 15
-
$4,384 USD
View
Retailer 16
-
$4,404 USD
£3,468 GBP
View
Price last confirmed 25 days ago
Retailer 17
-
$5,780 USD
View
Price last confirmed 8 days ago
B
Retailer 18
-
$6,189 USD
SGD 8,363 SGD
View
B
Retailer 19
-
$6,750 USD
View
Most Expensive
B
Brilliant Earth
21421608A · Oct 29
$8,000 USD
View
19 more retailers have this diamond
Prices start from $1,430 USDSave up to $6,570 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
2.77ct Radiant
$1,430 USD