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Radiant|Lab Grown|IGI

5.09ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG667457208

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

Certificate IGI LG667457208

Diamond specifications and retailer prices

From $1,145 SGD
$895 USD
As of November 2, 2026
Save $9,023 SGD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,167 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.09ct lab-grown radiant diamond

This 5.09ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG667457208 or 667457208. Listed at 16 retailers as of November 2, 2026, with prices from $1,145 to $10,167, a $9,023 spread on the same certified stone. Do Amore Diamonds lists it at $10,167. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.09
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667457208
Dimensions12.19 × 8.53 × 5.83 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.19 mm8.53 mm5.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667457208
Side View
Table 60.0%Crown 36.8°Girdle: MED-STKPavilion 35°Culet: NoneDepth 68.3%

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 2
Current: $10,167 SGD|Low: $1,100 SGD|High: $10,167 SGD|Avg: $2,797 SGD
Do Amore Diamonds
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 3, 2026
Retailer 10$1,145 SGD
Retailer 3$1,246 SGD
Retailer 4$1,329 SGD
Retailer 11$1,329 SGD
Retailer 5$1,547 SGD
Retailer 6$1,640 SGD
Retailer 13$1,871 SGD
Retailer 2$2,262 SGD
Retailer 12$2,748 SGD
Retailer 9$2,956 SGD
Retailer 8$3,913 SGD
Retailer 7$4,972 SGD
Do Amore Diamonds$10,167 SGD

43 data points across 13 retailers

16 retailers$1,145 SGD to $10,167 SGD

A
Cheapest Retailer
-
$1,145 SGD
$895 USD
A
Retailer 2
-
$1,246 SGD
$974 USD
View
A
Retailer 3
-
$1,329 SGD
$1,039 USD
View
Retailer 4
-
$1,329 SGD
$1,039 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,397 SGD
$1,092 USD
View
B+
Retailer 6
-
$1,547 SGD
$1,210 USD
View
B+
Retailer 7
-
$1,554 SGD
$1,215 USD
View
B+
Retailer 8
-
$1,640 SGD
£1,010 GBP
View
B+
Retailer 9
-
$1,871 SGD
$1,463 USD
View
B+
Retailer 10
-
$2,262 SGD
£1,393 GBP
View
B
Retailer 11
-
$2,748 SGD
$2,149 USD
View
B
Retailer 12
-
$2,956 SGD
$2,311 USD
View
B
Retailer 13
-
$3,580 SGD
$2,800 USD
View
B
Retailer 14
-
$3,913 SGD
$3,060 USD
View
B
Retailer 15
-
$4,972 SGD
£3,061 GBP
View
Most Expensive
B
Do Amore Diamonds
27-8CFCF22D3 · Nov 2
$10,167 SGD
$7,950 USD
View
15 more retailers have this diamond
Prices start from $1,145 SGDSave up to $9,023 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
$1,145 SGD