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Round|Lab Grown|IGI

3.19ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG783641126

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783641126

Diamond specifications and retailer prices

From $1,890 AUD
$1,328 USD
As of October 29, 2026
Save $16,728 AUD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $18,618 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.19ct lab-grown round diamond

This 3.19ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783641126 or 783641126. Listed at 22 retailers as of October 29, 2026, with prices from $1,890 to $18,618, a $16,728 spread on the same certified stone. Brilliant Earth lists it at $18,618. 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

3.19
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783641126
Dimensions9.48 × 9.54 × 5.80 mm
L/W Ratio1.01
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
9.48 mm9.54 mm3.19 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783641126
Side View
Table 56.0%Crown 33.9°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.0%

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 29
Current: $18,618 AUD|Low: $1,890 AUD|High: $18,618 AUD|Avg: $5,252 AUD
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
October 30, 2026
Retailer 6$1,890 AUD
Retailer 4$2,057 AUD
Retailer 16$2,192 AUD
Retailer 9$2,354 AUD
Retailer 7$2,524 AUD
Retailer 2$3,080 AUD
Retailer 19$3,338 AUD
Retailer 5$3,466 AUD
Retailer 18$3,527 AUD
Retailer 15$3,953 AUD
Retailer 20$4,109 AUD
Retailer 12$4,153 AUD
Retailer 13$5,091 AUD
Retailer 3$6,291 AUD
Retailer 14$7,083 AUD
Retailer 8$7,703 AUD
Retailer 11$8,262 AUD
Retailer 17$8,619 AUD
Retailer 10$8,999 AUD
Brilliant Earth$18,618 AUD

23 data points across 20 retailers

22 retailers$1,890 AUD to $18,618 AUD

A
Cheapest Retailer
-
$1,890 AUD
$1,328 USD
A
Retailer 2
-
$2,057 AUD
$1,445 USD
View
A
Retailer 3
-
$2,192 AUD
$1,540 USD
View
Retailer 4
-
$2,312 AUD
$1,624 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$2,354 AUD
$1,654 USD
View
Final sale: no returns
A
Retailer 6
-
$2,524 AUD
$1,773 USD
View
A
Retailer 7
-
$3,080 AUD
£1,704 GBP
View
A
Retailer 8
-
$3,338 AUD
$2,345 USD
View
A
Retailer 9
-
$3,466 AUD
$2,435 USD
View
A
Retailer 10
-
$3,527 AUD
$2,478 USD
View
A
Retailer 11
-
$3,953 AUD
€2,645 EUR
View
A
Retailer 12
-
$4,109 AUD
$2,887 USD
View
A
Retailer 13
-
$4,153 AUD
$2,918 USD
View
B+
Retailer 14
-
$5,091 AUD
ZAR 57,786 ZAR
View
B+
Retailer 15
-
$6,024 AUD
$4,232 USD
View
B+
Retailer 16
-
$6,291 AUD
$4,420 USD
View
B+
Retailer 17
-
$7,083 AUD
£3,918 GBP
View
B+
Retailer 18
-
$7,703 AUD
$5,411 USD
View
B+
Retailer 19
-
$8,262 AUD
SGD 7,844 SGD
View
B+
Retailer 20
-
$8,619 AUD
$6,055 USD
View
B+
Retailer 21
-
$8,999 AUD
$6,322 USD
View
Most Expensive
B
Brilliant Earth
21417854A · Oct 29
$18,618 AUD
$13,080 USD
View
21 more retailers have this diamond
Prices start from $1,890 AUDSave up to $16,728 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
3.19ct Round
$1,890 AUD