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Radiant|Lab Grown|IGI

4.09ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG738511292

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

Certificate IGI LG738511292

Diamond specifications and retailer prices

From $4,127 SGD
$3,228 USD
As of October 30, 2026
Save $14,561 SGD (78%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $18,688 SGD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.09ct lab-grown radiant diamond

This 4.09ct lab-grown radiant 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 LG738511292 or 738511292. Listed at 30 retailers as of October 30, 2026, with prices from $4,127 to $18,688, a $14,561 spread on the same certified stone. With Clarity lists it at $18,688. 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

4.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG738511292
Dimensions12.00 × 7.98 × 5.20 mm
L/W Ratio1.50
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
12.00 mm7.98 mm4.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG738511292
Side View
Table 63.0%Crown 38.2°Girdle: MediumPavilion 33.9°Culet: NoneDepth 65.2%

Caratlytics Score

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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 30
Current: $6,367 SGD|Low: $4,127 SGD|High: $18,688 SGD|Avg: $9,773 SGD|-8.1%
Retailer 1
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
Retailer 21
With Clarity
October 30, 2026
Retailer 3$4,127 SGD
Retailer 15$4,621 SGD
Retailer 9$4,708 SGD
Retailer 20$4,986 SGD
Retailer 10$5,891 SGD
Retailer 1$6,367 SGD
Retailer 19$6,737 SGD
Retailer 4$7,255 SGD
Retailer 13$7,287 SGD
Retailer 5$7,560 SGD
Retailer 17$7,677 SGD
Retailer 12$10,187 SGD
Retailer 18$10,309 SGD
Retailer 6$10,930 SGD
Retailer 8$11,958 SGD
Retailer 16$12,149 SGD
Retailer 11$12,653 SGD
Retailer 7$13,279 SGD
Retailer 2$13,446 SGD
Retailer 14$16,745 SGD
Retailer 21$17,057 SGD
With Clarity$18,688 SGD

35 data points across 22 retailers

30 retailers$4,127 SGD to $18,688 SGD

A
Cheapest Retailer
-
$4,127 SGD
$3,228 USD
Retailer 2
-
$4,127 SGD
$3,228 USD
View
Price last confirmed 22 days ago
Retailer 3
-
$4,407 SGD
$3,447 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$4,621 SGD
$3,615 USD
View
Final sale: no returns
A
Retailer 5
-
$4,708 SGD
$3,683 USD
View
Retailer 6
-
$4,788 SGD
$3,745 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$4,795 SGD
$3,751 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
$4,986 SGD
$3,900 USD
View
Retailer 9
-
$5,042 SGD
$3,944 USD
View
Price last confirmed 33 days ago
A
Retailer 10
-
$5,891 SGD
HK$36,000 HKD
View
A
Retailer 11
-
$5,982 SGD
$4,679 USD
View
Retailer 12
-
$5,982 SGD
$4,679 USD
View
Price last confirmed 20 days ago
A
Retailer 13
-
$6,367 SGD
£3,922 GBP
View
Retailer 14
-
$6,388 SGD
$4,997 USD
View
Price last confirmed 29 days ago
A
Retailer 15
-
$6,737 SGD
$5,270 USD
View
A
Retailer 16
-
$7,255 SGD
$5,675 USD
View
A
Retailer 17
-
$7,287 SGD
£4,488 GBP
View
A
Retailer 18
-
$7,560 SGD
$5,914 USD
View
Retailer 19
-
$7,677 SGD
€5,719 EUR
View
Price last confirmed 7 days ago
B+
Retailer 20
-
$10,187 SGD
ZAR 128,733 ZAR
View
Retailer 21
-
$10,309 SGD
A$12,406 AUD
View
Price last confirmed 8 days ago
B+
Retailer 22
-
$10,930 SGD
$8,550 USD
View
B+
Retailer 23
-
$11,958 SGD
$9,354 USD
View
B+
Retailer 24
-
$12,149 SGD
£7,483 GBP
View
B+
Retailer 25
-
$12,653 SGD
$9,898 USD
View
B+
Retailer 26
-
$13,279 SGD
$10,387 USD
View
Retailer 27
-
$13,446 SGD
A$16,181 AUD
View
Price last confirmed 21 days ago
B
Retailer 28
-
$16,745 SGD
$13,098 USD
View
B
Retailer 29
-
$17,057 SGD
View
Most Expensive
B
With Clarity
738511292 · Oct 30
$18,688 SGD
$14,618 USD
View
29 more retailers have this diamond
Prices start from $4,127 SGDSave up to $14,561 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
4.09ct Radiant
$4,127 SGD