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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 $764 SGD
$596 USD
As of October 29, 2026
Save $6,016 SGD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,992 SGD 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,992 SGD|Low: $854 SGD|High: $7,062 SGD|Avg: $2,302 SGD|-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$854 SGD
Retailer 4$855 SGD
Retailer 8$1,115 SGD
Retailer 3$1,297 SGD
Retailer 12$1,455 SGD
Retailer 2$1,555 SGD
Retailer 9$2,221 SGD
Retailer 7$2,270 SGD
Retailer 10$2,349 SGD
Retailer 11$3,022 SGD
Retailer 13$3,556 SGD
Retailer 6$4,141 SGD
Rare Carat$6,992 SGD

42 data points across 13 retailers

22 retailers$764 SGD to $6,780 SGD

A
Cheapest Retailer
-
$764 SGD
$596 USD
A
Retailer 2
-
$854 SGD
$666 USD
View
Final sale: no returns
A
Retailer 3
-
$855 SGD
$667 USD
View
A
Retailer 4
-
$947 SGD
$739 USD
View
Retailer 5
-
$947 SGD
$739 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,115 SGD
$870 USD
View
A
Retailer 7
-
$1,230 SGD
HK$7,500 HKD
View
A
Retailer 8
-
$1,297 SGD
$1,012 USD
View
A
Retailer 9
-
$1,455 SGD
$1,135 USD
View
A
Retailer 10
-
$1,555 SGD
£955 GBP
View
A
Retailer 11
-
$2,111 SGD
$1,647 USD
View
Retailer 12
-
$2,221 SGD
A$2,666 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$2,270 SGD
ZAR 28,614 ZAR
View
A
Retailer 14
-
$2,349 SGD
$1,833 USD
View
A
Retailer 15
-
$2,749 SGD
$2,145 USD
View
A
Retailer 16
-
$3,022 SGD
$2,358 USD
View
A
Retailer 17
-
$3,126 SGD
$2,439 USD
View
A
Retailer 18
-
$3,520 SGD
$2,746 USD
View
A
Retailer 19
-
$3,556 SGD
View
B+
Retailer 20
-
$4,141 SGD
£2,544 GBP
View
B
Retailer 21
-
$6,780 SGD
$5,290 USD
View
Most Expensive
Rare Carat
A3-12A · Oct 21
$6,992 SGD
$5,455 USD
View
Price last confirmed 9 days ago
21 more retailers have this diamond
Prices start from $764 SGDSave up to $6,016 SGD

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
$764 SGD