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Radiant|Lab Grown|IGI

1.01ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG588377711

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

Certificate IGI LG588377711

Diamond specifications and retailer prices

From $347 SGD
£213 GBP
As of November 1, 2026
Save $1,379 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,726 SGD at MOH London · As of October 25, 2026
View at MOH London

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 LG588377711 or 588377711. Listed at 13 retailers as of October 25, 2026, with prices from $347 to $1,726, a $1,379 spread on the same certified stone. MOH London lists it at $1,726. 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 angle43.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588377711
Dimensions7.23 × 4.90 × 3.29 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.23 mm4.90 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588377711
Side View
Table 65.0%Crown 43.8°Girdle: MediumPavilion 35°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
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 1
Current: $1,726 SGD|Low: $187 SGD|High: $1,744 SGD|Avg: $566 SGD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9$187 SGD
Retailer 11$327 SGD
Retailer 2$347 SGD
Retailer 4$380 SGD
Retailer 7$391 SGD
Retailer 5$392 SGD
Retailer 3$401 SGD
Retailer 10$617 SGD
Retailer 6$701 SGD
Retailer 8$818 SGD
MOH London$1,726 SGD

37 data points across 11 retailers

13 retailers$347 SGD to $1,726 SGD

Retailer 1
-
$193 SGD
$151 USD
Price last confirmed 34 days ago
Retailer 2
-
$203 SGD
$159 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$327 SGD
HK$2,001 HKD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$347 SGD
£213 GBP
View
A
Retailer 5
-
$380 SGD
€283 EUR
View
A
Retailer 6
-
$391 SGD
$306 USD
View
A
Retailer 7
-
$392 SGD
£241 GBP
View
A
Retailer 8
-
$401 SGD
$314 USD
View
B+
Retailer 9
-
$617 SGD
$483 USD
View
B
Retailer 10
-
$701 SGD
$548 USD
View
B+
Retailer 11
-
$748 SGD
£460 GBP
View
B
Retailer 12
-
$818 SGD
$640 USD
View
Most Expensive
B
MOH London
LG588377711 · Oct 25
$1,726 SGD
£1,063 GBP
View
12 more retailers have this diamond
Prices start from $347 SGDSave up to $1,379 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
$347 SGD