Radiant|Lab Grown|IGI

0.90ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG654461493

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

Certificate IGI LG654461493

Diamond specifications and retailer prices

From $136 USD
As of October 30, 2026
Save $1,276 USD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,412 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown radiant diamond

This 0.9ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG654461493 or 654461493. Listed at 12 retailers as of October 29, 2026, with prices from $136 to $1,412, a $1,276 spread on the same certified stone. MOH London lists it at $1,412. 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

0.90
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654461493
Dimensions7.01 × 4.71 × 3.10 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.01 mm4.71 mm0.90 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654461493
Side View
Table 71.0%Crown 46.5°Girdle: MED-STKPavilion 35°Culet: NoneDepth 65.8%

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: $1,412 USD|Low: $136 USD|High: $1,412 USD|Avg: $408 USD
MOH London
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
Retailer 16
October 30, 2026
Retailer 2$136 USD
Retailer 5$157 USD
Retailer 11$168 USD
Retailer 4$192 USD
Retailer 6$200 USD
Retailer 9$223 USD
Retailer 15$260 USD
Retailer 10$285 USD
Retailer 16$317 USD
Retailer 3$346 USD
Retailer 12$410 USD
Retailer 7$523 USD
Retailer 13$541 USD
Retailer 14$565 USD
Retailer 8$890 USD
MOH London$1,412 USD

3 data points across 16 retailers

12 retailers$136 USD to $1,412 USD

A
Cheapest Retailer
-
$136 USD
A
Retailer 2
-
$157 USD
View
A
Retailer 3
-
$168 USD
View
A
Retailer 4
-
$192 USD
HK$1,500 HKD
View
A
Retailer 5
-
$223 USD
£175 GBP
View
A
Retailer 6
-
$260 USD
View
A
Retailer 7
-
$285 USD
£225 GBP
View
A
Retailer 8
-
$317 USD
View
B+
Retailer 9
-
$346 USD
£273 GBP
View
B+
Retailer 10
-
$410 USD
View
B+
Retailer 11
-
$541 USD
View
Most Expensive
B
MOH London
LG654461493 · Oct 29
$1,412 USD
£1,112 GBP
View
11 more retailers have this diamond
Prices start from $136 USDSave up to $1,276 USD

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
0.90ct Radiant
$136 USD