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Radiant|Lab Grown|IGI

1.01ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG497175915

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

Certificate IGI LG497175915

Diamond specifications and retailer prices

From $272 SGD
$213 USD
As of October 30, 2026
Save $1,476 SGD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,608 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG497175915 or 497175915. Listed at 15 retailers as of October 30, 2026, with a 542% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497175915
Dimensions7.08 × 4.88 × 3.39 mm
L/W Ratio1.45
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
7.08 mm4.88 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497175915
Side View
Table 72.0%Crown 41°Girdle: ThickPavilionCulet: NoneDepth 69.5%

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: $2,608 SGD|Low: $261 SGD|High: $2,608 SGD|Avg: $841 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
Retailer 14
October 30, 2026
Retailer 13$272 SGD
Retailer 11$316 SGD
Retailer 12$337 SGD
Retailer 14$337 SGD
Retailer 2$447 SGD
Retailer 5$579 SGD
Retailer 6$638 SGD
Retailer 7$703 SGD
Retailer 3$1,023 SGD
Retailer 10$1,088 SGD
Retailer 4$1,197 SGD
Retailer 9$1,495 SGD
Retailer 8$1,749 SGD
Do Amore Diamonds$2,608 SGD

42 data points across 14 retailers

15 retailers$272 SGD to $1,749 SGD

A
Cheapest Retailer
-
$272 SGD
$213 USD
A
Retailer 2
-
$316 SGD
$247 USD
View
A
Retailer 3
-
$336 SGD
$263 USD
View
A
Retailer 4
-
$337 SGD
$264 USD
View
A
Retailer 5
-
$337 SGD
$264 USD
View
A
Retailer 6
-
$447 SGD
£275 GBP
View
B+
Retailer 7
-
$579 SGD
$453 USD
View
B+
Retailer 8
-
$638 SGD
$499 USD
View
B+
Retailer 9
-
$703 SGD
£433 GBP
View
B
Retailer 10
-
$1,023 SGD
$800 USD
View
B
Retailer 11
-
$1,088 SGD
$851 USD
View
B
Retailer 12
-
$1,197 SGD
$936 USD
View
B
Retailer 13
-
$1,495 SGD
£921 GBP
View
B
Retailer 14
-
$1,749 SGD
CA$1,900 CAD
View
Most Expensive
Do Amore Diamonds
27-2F8BC8A6E · Oct 31
$2,608 SGD
$2,040 USD
View
Price under review
14 more retailers have this diamond
Prices start from $272 SGDSave up to $1,476 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
1.01ct Radiant
$272 SGD