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Radiant|Lab Grown|IGI

5.09ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754508855

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

Certificate IGI LG754508855

Diamond specifications and retailer prices

From $9,418 SGD
$7,367 USD
As of November 1, 2026
Save $34,043 SGD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $43,461 SGD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 5.09ct lab-grown radiant diamond

This 5.09ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508855 or 754508855. Listed at 13 retailers as of October 31, 2026, with prices from $9,418 to $43,461, a $34,043 spread on the same certified stone. Michael Trio lists it at $43,461. 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

5.09
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508855
Dimensions8.73 × 8.73 × 5.67 mm
L/W Ratio1.00
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
8.73 mm8.73 mm5.09 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508855
Side View
Table 65.0%Crown 42.7°Girdle: STK-THKPavilion 33.8°Culet: NoneDepth 64.9%

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: Nov 1
Current: $43,461 SGD|Low: $9,418 SGD|High: $46,934 SGD|Avg: $22,688 SGD|-7.4%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 12$9,418 SGD
Retailer 11$9,752 SGD
Retailer 2$11,563 SGD
Retailer 7$12,219 SGD
Retailer 3$12,764 SGD
Retailer 9$14,239 SGD
Retailer 13$18,946 SGD
Retailer 10$19,486 SGD
Retailer 6$21,611 SGD
Retailer 8$29,579 SGD
Retailer 5$34,615 SGD
Retailer 4$38,120 SGD
Michael Trio$43,461 SGD

28 data points across 13 retailers

13 retailers$9,418 SGD to $43,461 SGD

A
Cheapest Retailer
-
$9,418 SGD
$7,367 USD
A
Retailer 2
-
$9,752 SGD
$7,628 USD
View
A
Retailer 3
-
$11,563 SGD
$9,045 USD
View
A
Retailer 4
-
$12,219 SGD
$9,558 USD
View
A
Retailer 5
-
$12,764 SGD
HK$78,000 HKD
View
A
Retailer 6
-
$14,239 SGD
£8,770 GBP
View
A
Retailer 7
-
$18,946 SGD
$14,820 USD
View
A
Retailer 8
-
$19,486 SGD
€14,517 EUR
View
A
Retailer 9
-
$21,611 SGD
£13,311 GBP
View
B+
Retailer 10
-
$29,579 SGD
A$35,596 AUD
View
B+
Retailer 11
-
$34,615 SGD
$27,077 USD
View
B
Retailer 12
-
$38,120 SGD
$29,818 USD
View
Most Expensive
B
Michael Trio
5984198460 · Oct 31
$43,461 SGD
View
12 more retailers have this diamond
Prices start from $9,418 SGDSave up to $34,043 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
5.09ct Radiant
$9,418 SGD