CaratHunter
Plans
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 $1,081 AUD
$759 USD
As of October 26, 2026
Save $11,077 AUD (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,158 AUD 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 $1,081 to $12,158, a $11,077 spread on the same certified stone. Brilliant Earth lists it at $12,158. 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
Colour
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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $12,158 AUD|Low: $1,176 AUD|High: $18,720 AUD|Avg: $3,537 AUD|-35.1%
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
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 10$1,176 AUD
Retailer 6$1,210 AUD
Retailer 16$1,458 AUD
Retailer 14$1,502 AUD
Retailer 5$1,663 AUD
Retailer 2$1,898 AUD
Retailer 17$1,991 AUD
Retailer 18$2,027 AUD
Retailer 13$2,977 AUD
Retailer 15$2,981 AUD
Retailer 4$3,289 AUD
Retailer 8$3,525 AUD
Retailer 9$3,645 AUD
Retailer 7$4,214 AUD
Retailer 3$4,239 AUD
Retailer 20$4,240 AUD
Retailer 11$4,327 AUD
Retailer 19$4,757 AUD
Retailer 12$7,908 AUD
Brilliant Earth$12,158 AUD

28 data points across 20 retailers

21 retailers$1,081 AUD to $12,158 AUD

A
Cheapest Retailer
-
$1,081 AUD
$759 USD
A
Retailer 2
-
$1,176 AUD
$826 USD
View
A
Retailer 3
-
$1,210 AUD
$850 USD
View
Final sale: no returns
Retailer 4
-
$1,254 AUD
$881 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$1,254 AUD
$881 USD
View
A
Retailer 6
-
$1,458 AUD
HK$8,000 HKD
View
A
Retailer 7
-
$1,502 AUD
$1,055 USD
View
A
Retailer 8
-
$1,663 AUD
$1,168 USD
View
A
Retailer 9
-
$1,898 AUD
£1,050 GBP
View
A
Retailer 10
-
$2,027 AUD
$1,424 USD
View
A
Retailer 11
-
$2,977 AUD
View
A
Retailer 12
-
$2,981 AUD
$2,094 USD
View
B+
Retailer 13
-
$3,289 AUD
$2,310 USD
View
B+
Retailer 14
-
$3,525 AUD
$2,476 USD
View
Retailer 15
-
$3,645 AUD
ZAR 41,358 ZAR
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$4,073 AUD
$2,861 USD
View
B+
Retailer 17
-
$4,214 AUD
SGD 4,000 SGD
View
B+
Retailer 18
-
$4,239 AUD
$2,978 USD
View
B+
Retailer 19
-
$4,240 AUD
$2,978 USD
View
B+
Retailer 20
-
$4,327 AUD
$3,040 USD
View
Most Expensive
B
Brilliant Earth
19055687A · Oct 31
$12,158 AUD
$8,540 USD
View
20 more retailers have this diamond
Prices start from $1,081 AUDSave up to $11,077 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 Round
$1,081 AUD