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Radiant|Lab Grown|IGI

1.01ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG519237667

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

Certificate IGI LG519237667

Diamond specifications and retailer prices

From $207 SGD
$162 USD
As of October 30, 2026
Save $1,165 SGD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,372 SGD at Reve Diamonds · As of October 30, 2026
View at Reve 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 LG519237667 or 519237667. Listed at 19 retailers as of October 30, 2026, with prices from $207 to $1,372, a $1,165 spread on the same certified stone. Reve Diamonds lists it at $1,372. 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 angle46.4°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519237667
Dimensions6.75 × 4.94 × 3.40 mm
L/W Ratio1.37
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
6.75 mm4.94 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519237667
Side View
Table 67.5%Crown 46.4°Girdle: MED-STKPavilion 32.6°Culet: NoneDepth 68.8%

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: $233 SGD|Low: $231 SGD|High: $1,216 SGD|Avg: $591 SGD|-16.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 1$233 SGD
Retailer 6$348 SGD
Retailer 2$454 SGD
Retailer 4$479 SGD
Retailer 8$504 SGD
Retailer 9$566 SGD
Retailer 5$674 SGD
Retailer 7$972 SGD
Retailer 3$1,210 SGD

41 data points across 9 retailers

19 retailers$207 SGD to $1,372 SGD

A
Cheapest Retailer
-
$207 SGD
$162 USD
A
Retailer 2
-
$233 SGD
$182 USD
View
Final sale: no returns
A
Retailer 3
-
$240 SGD
$188 USD
View
A
Retailer 4
-
$257 SGD
$201 USD
View
A
Retailer 5
-
$257 SGD
$201 USD
View
A
Retailer 6
-
$295 SGD
HK$1,800 HKD
View
B+
Retailer 7
-
$348 SGD
$272 USD
View
A
Retailer 8
-
$415 SGD
$325 USD
View
A
Retailer 9
-
$454 SGD
£280 GBP
View
Retailer 10
-
$479 SGD
€357 EUR
View
Price last confirmed 7 days ago
Retailer 11
-
$504 SGD
£311 GBP
View
Price last confirmed 25 days ago
B+
Retailer 12
-
$566 SGD
$443 USD
View
B+
Retailer 13
-
$674 SGD
$527 USD
View
B
Retailer 14
-
$791 SGD
£487 GBP
View
B
Retailer 15
-
$827 SGD
$647 USD
View
B
Retailer 16
-
$897 SGD
$702 USD
View
B
Retailer 17
-
$972 SGD
$760 USD
View
B
Retailer 18
-
$1,210 SGD
£745 GBP
View
Most Expensive
B
Reve Diamonds
730792602 · Oct 30
$1,372 SGD
$1,073 USD
View
18 more retailers have this diamond
Prices start from $207 SGDSave up to $1,165 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
$207 SGD