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Cushion|Lab Grown|IGI

2.77ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG744515029

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG744515029

Diamond specifications and retailer prices

From $1,548 USD
As of October 29, 2026
Save $9,432 USD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,980 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.77ct lab-grown cushion diamond

This 2.77ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744515029 or 744515029. Listed at 11 retailers as of October 29, 2026, with prices from $1,548 to $10,980, a $9,432 spread on the same certified stone. Brilliant Earth lists it at $10,980. 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
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744515029
Dimensions8.30 × 8.05 × 5.36 mm
L/W Ratio1.03
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
8.30 mm8.05 mm2.77 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744515029
Side View
Table 60.0%Crown 36.2°Girdle: MED-THKPavilion 38.5°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
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 29
Current: $10,980 USD|Low: $1,548 USD|High: $12,780 USD|Avg: $4,932 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 6$1,548 USD
Retailer 10$1,550 USD
Retailer 5$2,224 USD
Retailer 3$2,326 USD
Retailer 11$2,429 USD
Retailer 2$2,630 USD
Retailer 8$3,948 USD
Retailer 4$4,997 USD
Retailer 9$6,100 USD
Retailer 7$10,730 USD
Brilliant Earth$10,980 USD

31 data points across 11 retailers

11 retailers$1,548 USD to $10,980 USD

A+
Cheapest Retailer
-
$1,548 USD
A
Retailer 2
-
$1,550 USD
View
A
Retailer 3
-
$2,224 USD
View
A
Retailer 4
-
$2,326 USD
View
Final sale: no returns
A
Retailer 5
-
$2,429 USD
View
A
Retailer 6
-
$2,630 USD
€2,505 EUR
View
A
Retailer 7
-
$3,948 USD
View
B+
Retailer 8
-
$4,997 USD
£3,935 GBP
View
Retailer 9
-
$6,100 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$10,730 USD
View
Most Expensive
B
Brilliant Earth
17399006Y · Oct 29
$10,980 USD
View
10 more retailers have this diamond
Prices start from $1,548 USDSave up to $9,432 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 Cushion
$1,548 USD