CaratHunter
Plans
Round|Lab Grown|IGI

2.51ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG847635118

Shape and cutting style on the report: Round brilliant

Certificate IGI LG847635118

Diamond specifications and retailer prices

From $1,224 AUD
HK$6,700 HKD
As of November 1, 2026
Save $7,652 AUD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,875 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG847635118 or 847635118. Listed at 14 retailers as of November 1, 2026, with prices from $1,224 to $8,875, a $7,652 spread on the same certified stone. Brilliant Earth lists it at $8,875. 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

2.51
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847635118
Dimensions8.76 × 8.79 × 5.29 mm
L/W Ratio1.00
Girdle conditionFaceted
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
8.76 mm8.79 mm2.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847635118
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.3%

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: Nov 1
Current: $8,875 AUD|Low: $1,224 AUD|High: $9,988 AUD|Avg: $2,732 AUD|-11.1%
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
November 2, 2026
Retailer 3$1,224 AUD
Retailer 2$1,356 AUD
Retailer 4$1,513 AUD
Retailer 10$1,513 AUD
Retailer 7$1,674 AUD
Retailer 13$1,718 AUD
Retailer 11$2,517 AUD
Retailer 12$2,708 AUD
Retailer 14$2,735 AUD
Retailer 6$3,447 AUD
Retailer 5$3,559 AUD
Retailer 8$4,467 AUD
Retailer 9$7,220 AUD
Brilliant Earth$8,875 AUD

12 data points across 14 retailers

14 retailers$1,224 AUD to $8,875 AUD

A
Cheapest Retailer
-
$1,224 AUD
HK$6,700 HKD
A
Retailer 2
-
$1,356 AUD
£748 GBP
View
A
Retailer 3
-
$1,513 AUD
$1,060 USD
View
A
Retailer 4
-
$1,513 AUD
$1,060 USD
View
A
Retailer 5
-
$1,674 AUD
£924 GBP
View
A
Retailer 6
-
$1,718 AUD
€1,147 EUR
View
B+
Retailer 7
-
$2,517 AUD
View
B+
Retailer 8
-
$2,708 AUD
$1,898 USD
View
B+
Retailer 9
-
$2,735 AUD
ZAR 30,970 ZAR
View
B+
Retailer 10
-
$3,447 AUD
$2,416 USD
View
B+
Retailer 11
-
$3,559 AUD
SGD 3,371 SGD
View
B+
Retailer 12
-
$4,467 AUD
£2,465 GBP
View
B
Retailer 13
-
$7,220 AUD
$5,060 USD
View
Most Expensive
B
Brilliant Earth
22230090A · Nov 2
$8,875 AUD
$6,220 USD
View
13 more retailers have this diamond
Prices start from $1,224 AUDSave up to $7,652 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
2.51ct Round
$1,224 AUD