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Round|Lab Grown|IGI

1.01ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG825655309

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825655309

Diamond specifications and retailer prices

From $176 SGD
$138 USD
As of November 1, 2026
Save $845 SGD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,021 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG825655309 or 825655309. Listed at 16 retailers as of November 1, 2026, with prices from $176 to $1,021, a $845 spread on the same certified stone. MOH London lists it at $1,021. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825655309
Dimensions6.43 × 6.41 × 3.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm6.41 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825655309
Side View
Table 57.0%Crown 34.6°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.5%

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: Nov 1
Current: $1,021 SGD|Low: $175 SGD|High: $1,036 SGD|Avg: $469 SGD|-1.1%
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
November 2, 2026
Retailer 11$176 SGD
Retailer 16$197 SGD
Retailer 3$205 SGD
Retailer 6$219 SGD
Retailer 8$219 SGD
Retailer 7$346 SGD
Retailer 9$371 SGD
Retailer 2$383 SGD
Retailer 13$408 SGD
Retailer 4$486 SGD
Retailer 10$552 SGD
Retailer 5$606 SGD
Retailer 12$628 SGD
Retailer 14$702 SGD
Retailer 15$774 SGD
MOH London$1,021 SGD

22 data points across 16 retailers

16 retailers$176 SGD to $1,021 SGD

A
Cheapest Retailer
-
$176 SGD
$138 USD
A
Retailer 2
-
$197 SGD
$154 USD
View
Final sale: no returns
A
Retailer 3
-
$205 SGD
$160 USD
View
A
Retailer 4
-
$219 SGD
$171 USD
View
Retailer 5
-
$219 SGD
$171 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$346 SGD
$271 USD
View
A
Retailer 7
-
$371 SGD
£229 GBP
View
A
Retailer 8
-
$383 SGD
£236 GBP
View
A
Retailer 9
-
$408 SGD
$319 USD
View
B+
Retailer 10
-
$486 SGD
$380 USD
View
B+
Retailer 11
-
$552 SGD
$432 USD
View
B+
Retailer 12
-
$606 SGD
View
B+
Retailer 13
-
$628 SGD
$491 USD
View
B+
Retailer 14
-
$702 SGD
$549 USD
View
B
Retailer 15
-
$774 SGD
$605 USD
View
Most Expensive
B
MOH London
LG825655309 · Nov 1
$1,021 SGD
£629 GBP
View
15 more retailers have this diamond
Prices start from $176 SGDSave up to $845 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 Round
$176 SGD