CaratHunter
Plans
Radiant|Lab Grown|IGI

3.10ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG818623895

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818623895

Diamond specifications and retailer prices

From $3,108 AUD
$2,183 USD
As of October 30, 2026
Save $18,275 AUD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $21,382 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.1ct lab-grown radiant diamond

This 3.1ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818623895 or 818623895. Listed at 21 retailers as of October 30, 2026, with prices from $3,108 to $21,382, a $18,275 spread on the same certified stone. Do Amore Diamonds lists it at $21,382. 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

3.10
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818623895
Dimensions10.48 × 7.25 × 4.81 mm
L/W Ratio1.45
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
10.48 mm7.25 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818623895
Side View
Table 63.0%Crown 42.9°Girdle: MediumPavilion 35.8°Culet: NoneDepth 66.3%

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: Oct 30
Current: $21,382 AUD|Low: $3,108 AUD|High: $28,401 AUD|Avg: $8,937 AUD|-24.7%
Do Amore Diamonds
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
October 31, 2026
Retailer 9$3,108 AUD
Retailer 16$3,381 AUD
Retailer 5$3,479 AUD
Retailer 3$3,605 AUD
Retailer 18$3,616 AUD
Retailer 15$3,837 AUD
Retailer 19$5,064 AUD
Retailer 11$5,469 AUD
Retailer 12$5,480 AUD
Retailer 17$5,650 AUD
Retailer 2$6,012 AUD
Retailer 7$7,550 AUD
Retailer 13$9,240 AUD
Retailer 4$10,577 AUD
Retailer 14$10,710 AUD
Retailer 8$10,826 AUD
Retailer 6$13,479 AUD
Retailer 10$13,890 AUD
Do Amore Diamonds$21,382 AUD

35 data points across 19 retailers

21 retailers$3,108 AUD to $21,382 AUD

A
Cheapest Retailer
-
$3,108 AUD
$2,183 USD
A
Retailer 2
-
$3,381 AUD
$2,375 USD
View
A
Retailer 3
-
$3,479 AUD
$2,444 USD
View
Final sale: no returns
A
Retailer 4
-
$3,605 AUD
$2,532 USD
View
A
Retailer 5
-
$3,616 AUD
$2,540 USD
View
A
Retailer 6
-
$3,837 AUD
$2,695 USD
View
Retailer 7
-
$4,789 AUD
$3,364 USD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$5,064 AUD
$3,557 USD
View
B+
Retailer 9
-
$5,469 AUD
$3,842 USD
View
B+
Retailer 10
-
$5,480 AUD
£3,031 GBP
View
B+
Retailer 11
-
$5,650 AUD
$3,969 USD
View
B+
Retailer 12
-
$6,012 AUD
€4,022 EUR
View
B+
Retailer 13
-
$7,550 AUD
£4,176 GBP
View
B+
Retailer 14
-
$9,240 AUD
ZAR 104,852 ZAR
View
B+
Retailer 15
-
$10,577 AUD
$7,430 USD
View
B
Retailer 16
-
$10,710 AUD
£5,924 GBP
View
B+
Retailer 17
-
$10,826 AUD
$7,605 USD
View
B
Retailer 18
-
$13,479 AUD
$9,468 USD
View
B
Retailer 19
-
$13,890 AUD
$9,757 USD
View
B
Retailer 20
-
$18,564 AUD
$13,040 USD
View
Most Expensive
B
Do Amore Diamonds
27-92FE77D1A · Oct 31
$21,382 AUD
$15,020 USD
View
20 more retailers have this diamond
Prices start from $3,108 AUDSave up to $18,275 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
3.10ct Radiant
$3,108 AUD