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Radiant|Lab Grown|IGI

1.01ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG654450368

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

Certificate IGI LG654450368

Diamond specifications and retailer prices

From $162 SGD
$127 USD
As of October 30, 2026
Save $579 SGD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $741 SGD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

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 LG654450368 or 654450368. Listed at 12 retailers as of October 29, 2026, with prices from $162 to $741, a $579 spread on the same certified stone. Diamond Quarter lists it at $741. 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 angle45.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654450368
Dimensions7.27 × 4.86 × 3.31 mm
L/W Ratio1.50
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm4.86 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654450368
Side View
Table 63.0%Crown 45.3°Girdle: MediumPavilion 35.3°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: $162 SGD|Low: $162 SGD|High: $1,227 SGD|Avg: $468 SGD
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 1$162 SGD
Retailer 3$188 SGD
Retailer 10$201 SGD
Retailer 2$229 SGD
Retailer 8$241 SGD
Retailer 4$311 SGD
Retailer 9$334 SGD
Retailer 15$381 SGD
Retailer 14$382 SGD
Retailer 13$400 SGD
Retailer 11$516 SGD
Retailer 12$646 SGD
Retailer 6$733 SGD
Retailer 5$788 SGD
Retailer 7$1,227 SGD

3 data points across 15 retailers

12 retailers$162 SGD to $741 SGD

A
Cheapest Retailer
-
$162 SGD
$127 USD
A
Retailer 2
-
$188 SGD
$147 USD
View
A
Retailer 3
-
$201 SGD
$157 USD
View
A
Retailer 4
-
$229 SGD
HK$1,400 HKD
View
A
Retailer 5
-
$241 SGD
£148 GBP
View
A
Retailer 6
-
$334 SGD
£206 GBP
View
A
Retailer 7
-
$381 SGD
£235 GBP
View
B+
Retailer 8
-
$382 SGD
$299 USD
View
A
Retailer 9
-
$400 SGD
$313 USD
View
B+
Retailer 10
-
$516 SGD
$404 USD
View
B+
Retailer 11
-
$646 SGD
$505 USD
View
Most Expensive
B
Diamond Quarter
1.01SI1DLG68BFEEN · Oct 29
$741 SGD
£457 GBP
View
11 more retailers have this diamond
Prices start from $162 SGDSave up to $579 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
$162 SGD