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Round|Lab Grown|IGI

2.77ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG731531762

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731531762

Diamond specifications and retailer prices

From $759 USD
As of October 26, 2026
Save $7,781 USD (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,540 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.77ct lab-grown round diamond

This 2.77ct lab-grown round 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 LG731531762 or 731531762. Listed at 21 retailers as of October 26, 2026, with prices from $759 to $8,540, a $7,781 spread on the same certified stone. Brilliant Earth lists it at $8,540. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731531762
Dimensions8.99 × 9.04 × 5.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
8.99 mm9.04 mm2.77 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731531762
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

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 26
Current: $8,540 USD|Low: $826 USD|High: $13,150 USD|Avg: $2,485 USD|-35.1%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 12
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Retailer 20
November 1, 2026
Retailer 10$826 USD
Retailer 6$850 USD
Retailer 16$1,024 USD
Retailer 14$1,055 USD
Retailer 5$1,168 USD
Retailer 2$1,333 USD
Retailer 17$1,399 USD
Retailer 18$1,424 USD
Retailer 13$2,091 USD
Retailer 15$2,094 USD
Retailer 4$2,310 USD
Retailer 8$2,476 USD
Retailer 9$2,560 USD
Retailer 7$2,960 USD
Retailer 3$2,978 USD
Retailer 20$2,978 USD
Retailer 11$3,040 USD
Retailer 19$3,341 USD
Retailer 12$5,555 USD
Brilliant Earth$8,540 USD

28 data points across 20 retailers

21 retailers$759 USD to $8,540 USD

A
Cheapest Retailer
-
$759 USD
A
Retailer 2
-
$826 USD
View
A
Retailer 3
-
$850 USD
View
Final sale: no returns
Retailer 4
-
$881 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$881 USD
View
A
Retailer 6
-
$1,024 USD
HK$8,000 HKD
View
A
Retailer 7
-
$1,055 USD
View
A
Retailer 8
-
$1,168 USD
View
Retailer 9
-
$1,333 USD
£1,050 GBP
View
A
Retailer 10
-
$1,424 USD
View
A
Retailer 11
-
$2,091 USD
A$3,217 AUD
View
A
Retailer 12
-
$2,094 USD
View
B+
Retailer 13
-
$2,310 USD
View
B+
Retailer 14
-
$2,476 USD
View
Retailer 15
-
$2,560 USD
ZAR 41,358 ZAR
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$2,861 USD
View
B+
Retailer 17
-
$2,960 USD
SGD 4,000 SGD
View
B+
Retailer 18
-
$2,978 USD
View
B+
Retailer 19
-
$2,978 USD
View
B+
Retailer 20
-
$3,040 USD
View
Most Expensive
B
Brilliant Earth
19055687A · Oct 31
$8,540 USD
View
20 more retailers have this diamond
Prices start from $759 USDSave up to $7,781 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 Round
$759 USD