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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 $2,036 AUD
$1,430 USD
As of October 29, 2026
Save $9,125 AUD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $11,161 AUD at Brilliant Earth · As of October 30, 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 $2,036 to $11,161, a $9,125 spread on the same certified stone. Brilliant Earth lists it at $11,161. 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
Colour
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

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 29
Current: $11,161 AUD|Low: $2,036 AUD|High: $12,770 AUD|Avg: $5,871 AUD|-12.6%
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$2,036 AUD
Retailer 5$2,514 AUD
Retailer 2$2,587 AUD
Retailer 8$2,601 AUD
Retailer 13$2,843 AUD
Retailer 14$3,623 AUD
Retailer 4$4,139 AUD
Retailer 15$4,453 AUD
Retailer 10$4,608 AUD
Retailer 12$5,482 AUD
Retailer 11$6,089 AUD
Retailer 17$6,241 AUD
Retailer 9$6,270 AUD
Retailer 7$8,228 AUD
Retailer 6$8,810 AUD
Retailer 3$9,609 AUD
Brilliant Earth$11,161 AUD

36 data points across 17 retailers

20 retailers$2,036 AUD to $11,161 AUD

A
Cheapest Retailer
-
$2,036 AUD
$1,430 USD
Retailer 2
-
$2,152 AUD
$1,512 USD
View
Price last confirmed 28 days ago
Retailer 3
-
$2,439 AUD
$1,713 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$2,514 AUD
$1,766 USD
View
Final sale: no returns
A
Retailer 5
-
$2,587 AUD
£1,431 GBP
View
Retailer 6
-
$2,601 AUD
$1,827 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$2,843 AUD
$1,997 USD
View
A
Retailer 8
-
$3,623 AUD
$2,545 USD
View
Retailer 9
-
$4,139 AUD
€2,769 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$4,453 AUD
$3,128 USD
View
B+
Retailer 11
-
$4,608 AUD
ZAR 52,293 ZAR
View
Retailer 12
-
$4,874 AUD
$3,424 USD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
$5,482 AUD
$3,851 USD
View
B+
Retailer 14
-
$6,089 AUD
£3,368 GBP
View
B+
Retailer 15
-
$6,241 AUD
$4,384 USD
View
Retailer 16
-
$6,270 AUD
£3,468 GBP
View
Price last confirmed 25 days ago
Retailer 17
-
$8,228 AUD
$5,780 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
$8,810 AUD
SGD 8,363 SGD
View
B
Retailer 19
-
$9,609 AUD
$6,750 USD
View
Most Expensive
B
Brilliant Earth
21421608A · Oct 30
$11,161 AUD
$7,840 USD
View
19 more retailers have this diamond
Prices start from $2,036 AUDSave up to $9,125 AUD

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
$2,036 AUD