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Radiant|Lab Grown|IGI

3.26ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG821641215

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

Certificate IGI LG821641215

Diamond specifications and retailer prices

From $2,421 SGD
$1,888 USD
As of October 29, 2026
Save $8,208 SGD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,629 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.26ct lab-grown radiant diamond

This 3.26ct lab-grown radiant 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 LG821641215 or 821641215. Listed at 15 retailers as of October 28, 2026, with prices from $2,421 to $10,629, a $8,208 spread on the same certified stone. Brilliant Earth lists it at $10,629. 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

3.26
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821641215
Dimensions10.37 × 7.49 × 4.92 mm
L/W Ratio1.38
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
10.37 mm7.49 mm3.26 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821641215
Side View
Table 64.0%Crown 41.7°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 65.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $10,629 SGD|Low: $2,421 SGD|High: $12,731 SGD|Avg: $5,661 SGD|-16.5%
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
October 29, 2026
Retailer 3$2,421 SGD
Retailer 4$2,577 SGD
Retailer 9$2,990 SGD
Retailer 14$3,199 SGD
Retailer 10$3,396 SGD
Retailer 12$4,331 SGD
Retailer 2$4,521 SGD
Retailer 5$5,517 SGD
Retailer 15$5,745 SGD
Retailer 8$6,121 SGD
Retailer 11$7,417 SGD
Retailer 7$7,501 SGD
Retailer 6$8,148 SGD
Retailer 13$9,314 SGD
Brilliant Earth$10,629 SGD

41 data points across 15 retailers

15 retailers$2,421 SGD to $10,629 SGD

A
Cheapest Retailer
-
$2,421 SGD
$1,888 USD
A
Retailer 2
-
$2,577 SGD
HK$15,700 HKD
View
A
Retailer 3
-
$2,990 SGD
£1,836 GBP
View
A
Retailer 4
-
$3,199 SGD
$2,495 USD
View
A
Retailer 5
-
$3,396 SGD
€2,523 EUR
View
A
Retailer 6
-
$4,331 SGD
$3,378 USD
View
A
Retailer 7
-
$4,521 SGD
ZAR 56,971 ZAR
View
B+
Retailer 8
-
$5,517 SGD
$4,303 USD
View
B+
Retailer 9
-
$5,745 SGD
$4,481 USD
View
B+
Retailer 10
-
$6,121 SGD
£3,759 GBP
View
B+
Retailer 11
-
$7,417 SGD
$5,785 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$7,501 SGD
$5,850 USD
View
B
Retailer 13
-
$8,148 SGD
$6,355 USD
View
B
Retailer 14
-
$9,314 SGD
A$11,176 AUD
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
21144056A · Oct 28
$10,629 SGD
$8,290 USD
View
14 more retailers have this diamond
Prices start from $2,421 SGDSave up to $8,208 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
3.26ct Radiant
$2,421 SGD