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Round|Lab Grown|IGI

3.09ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG729516984

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729516984

Diamond specifications and retailer prices

From $834 CAD
$596 USD
As of October 29, 2026
Save $6,570 CAD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,635 CAD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729516984 or 729516984. Listed at 22 retailers as of October 29, 2026, with a 788% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.09
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729516984
Dimensions9.43 × 9.40 × 5.70 mm
L/W Ratio1.00
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
9.43 mm9.40 mm3.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729516984
Side View
Table 58.0%Crown 33.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.5%

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 29
Current: $7,635 CAD|Low: $932 CAD|High: $7,712 CAD|Avg: $2,514 CAD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 5$932 CAD
Retailer 4$934 CAD
Retailer 8$1,218 CAD
Retailer 3$1,416 CAD
Retailer 12$1,589 CAD
Retailer 2$1,698 CAD
Retailer 9$2,425 CAD
Retailer 7$2,479 CAD
Retailer 10$2,565 CAD
Retailer 11$3,300 CAD
Retailer 13$3,883 CAD
Retailer 6$4,522 CAD
Rare Carat$7,635 CAD

42 data points across 13 retailers

22 retailers$834 CAD to $7,404 CAD

A
Cheapest Retailer
-
$834 CAD
$596 USD
A
Retailer 2
-
$932 CAD
$666 USD
View
Final sale: no returns
A
Retailer 3
-
$934 CAD
$667 USD
View
A
Retailer 4
-
$1,034 CAD
$739 USD
View
Retailer 5
-
$1,034 CAD
$739 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,218 CAD
$870 USD
View
A
Retailer 7
-
$1,344 CAD
HK$7,500 HKD
View
A
Retailer 8
-
$1,416 CAD
$1,012 USD
View
A
Retailer 9
-
$1,589 CAD
$1,135 USD
View
A
Retailer 10
-
$1,698 CAD
£955 GBP
View
A
Retailer 11
-
$2,305 CAD
$1,647 USD
View
Retailer 12
-
$2,425 CAD
A$2,666 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$2,479 CAD
ZAR 28,614 ZAR
View
A
Retailer 14
-
$2,565 CAD
$1,833 USD
View
A
Retailer 15
-
$3,002 CAD
$2,145 USD
View
A
Retailer 16
-
$3,300 CAD
$2,358 USD
View
A
Retailer 17
-
$3,413 CAD
$2,439 USD
View
A
Retailer 18
-
$3,844 CAD
$2,746 USD
View
A
Retailer 19
-
$3,883 CAD
SGD 3,749 SGD
View
B+
Retailer 20
-
$4,522 CAD
£2,544 GBP
View
B
Retailer 21
-
$7,404 CAD
$5,290 USD
View
Most Expensive
Rare Carat
A3-12A · Oct 21
$7,635 CAD
$5,455 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from $834 CADSave up to $6,570 CAD

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
3.09ct Round
$834 CAD