CaratHunter
Plans
Round|Lab Grown|IGI

3.09ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG731566848

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731566848

Diamond specifications and retailer prices

From $1,184 SGD
$926 USD
As of October 29, 2026
Save $11,754 SGD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $12,937 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731566848 or 731566848. Listed at 27 retailers as of October 29, 2026, with prices from $1,184 to $12,937, a $11,754 spread on the same certified stone. Brilliant Earth lists it at $12,937. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731566848
Dimensions9.36 × 9.39 × 5.73 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
9.36 mm9.39 mm3.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731566848
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.1%

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: $12,937 SGD|Low: $1,184 SGD|High: $18,741 SGD|Avg: $3,591 SGD|-31.0%
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
October 30, 2026
Retailer 18$1,184 SGD
Retailer 17$1,287 SGD
Retailer 5$1,373 SGD
Retailer 14$1,492 SGD
Retailer 4$1,642 SGD
Retailer 7$2,058 SGD
Retailer 15$2,058 SGD
Retailer 2$2,107 SGD
Retailer 13$2,192 SGD
Retailer 9$2,832 SGD
Retailer 6$3,054 SGD
Retailer 16$3,098 SGD
Retailer 11$3,188 SGD
Retailer 3$3,859 SGD
Retailer 10$4,295 SGD
Retailer 12$4,681 SGD
Retailer 8$6,590 SGD
Brilliant Earth$12,937 SGD

32 data points across 18 retailers

27 retailers$1,184 SGD to $12,937 SGD

A
Cheapest Retailer
-
$1,184 SGD
$926 USD
A
Retailer 2
-
$1,287 SGD
$1,007 USD
View
A
Retailer 3
-
$1,373 SGD
$1,074 USD
View
A
Retailer 4
-
$1,492 SGD
$1,167 USD
View
Final sale: no returns
Retailer 5
-
$1,642 SGD
£1,011 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,669 SGD
HK$10,200 HKD
View
A
Retailer 7
-
$1,722 SGD
$1,347 USD
View
A
Retailer 8
-
$2,058 SGD
$1,610 USD
View
A
Retailer 9
-
$2,058 SGD
$1,610 USD
View
A
Retailer 10
-
$2,107 SGD
£1,298 GBP
View
A
Retailer 11
-
$2,192 SGD
€1,633 EUR
View
A
Retailer 12
-
$2,832 SGD
A$3,408 AUD
View
A
Retailer 13
-
$3,054 SGD
$2,389 USD
View
A
Retailer 14
-
$3,084 SGD
$2,412 USD
View
Retailer 15
-
$3,098 SGD
A$3,728 AUD
View
Price last confirmed 9 days ago
A
Retailer 16
-
$3,188 SGD
ZAR 40,284 ZAR
View
A
Retailer 17
-
$3,511 SGD
$2,746 USD
View
B+
Retailer 18
-
$3,859 SGD
$3,019 USD
View
B+
Retailer 19
-
$4,295 SGD
$3,360 USD
View
B+
Retailer 20
-
$4,487 SGD
$3,510 USD
View
B+
Retailer 21
-
$4,681 SGD
£2,883 GBP
View
B+
Retailer 22
-
$4,774 SGD
$3,734 USD
View
B+
Retailer 23
-
$4,826 SGD
View
B+
Retailer 24
-
$5,185 SGD
$4,056 USD
View
Retailer 25
-
$6,590 SGD
A$7,931 AUD
View
Price last confirmed 26 days ago
B
Retailer 26
-
$12,398 SGD
$9,698 USD
View
Most Expensive
B
Brilliant Earth
15998885A · Oct 29
$12,937 SGD
$10,120 USD
View
26 more retailers have this diamond
Prices start from $1,184 SGDSave up to $11,754 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
$1,184 SGD