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Radiant|Lab Grown|IGI

5.17ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG804665318

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

Certificate IGI LG804665318

Diamond specifications and retailer prices

From $11,642 SGD
$9,107 USD
As of October 30, 2026
Save $12,434 SGD (52%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $26,288 SGD at Yorxs · As of October 23, 2026
View at Yorxs

About this 5.17ct lab-grown radiant diamond

This 5.17ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804665318 or 804665318. Listed at 14 retailers as of October 29, 2026, with a 107% 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

5.17
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804665318
Dimensions11.98 × 8.54 × 5.82 mm
L/W Ratio1.40
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
11.98 mm8.54 mm5.17 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804665318
Side View
Table 59.0%Crown 38.8°Girdle: Slightly ThickPavilion 34.1°Culet: NoneDepth 68.1%

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: $22,257 SGD|Low: $11,642 SGD|High: $78,609 SGD|Avg: $22,925 SGD|-40.8%
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
Yorxs
October 30, 2026
Retailer 8$11,642 SGD
Retailer 10$11,713 SGD
Retailer 4$11,861 SGD
Retailer 3$12,108 SGD
Retailer 13$13,366 SGD
Retailer 2$13,970 SGD
Retailer 11$14,783 SGD
Retailer 9$15,618 SGD
Retailer 7$15,622 SGD
Retailer 5$15,712 SGD
Retailer 1$22,257 SGD
Retailer 6$24,076 SGD
Yorxs$26,288 SGD
Retailer 12$72,651 SGD

36 data points across 14 retailers

14 retailers$11,642 SGD to $24,076 SGD

A
Cheapest Retailer
-
$11,642 SGD
$9,107 USD
A
Retailer 2
-
$11,713 SGD
$9,162 USD
View
A
Retailer 3
-
$11,861 SGD
$9,278 USD
View
A
Retailer 4
-
$12,108 SGD
$9,471 USD
View
A
Retailer 5
-
$13,366 SGD
$10,455 USD
View
A
Retailer 6
-
$13,970 SGD
$10,928 USD
View
A
Retailer 7
-
$14,783 SGD
$11,564 USD
View
A
Retailer 8
-
$15,618 SGD
$12,217 USD
View
A
Retailer 9
-
$15,622 SGD
$12,220 USD
View
A
Retailer 10
-
$15,712 SGD
$12,290 USD
View
Final sale: no returns
A
Retailer 11
-
$22,257 SGD
$17,410 USD
View
B+
Retailer 12
-
$24,076 SGD
£14,829 GBP
View
Most Expensive
Yorxs
557461931 · Oct 23
$26,288 SGD
€19,584 EUR
View
Price last confirmed 7 days ago
12 more retailers have this diamond
Prices start from $11,642 SGDSave up to $12,434 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
5.17ct Radiant
$11,642 SGD