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Oval|Lab Grown|IGI

1.01ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG811659937

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811659937

Diamond specifications and retailer prices

From $391 SGD
As of November 6, 2026
Save $781 SGD (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,172 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct lab-grown oval diamond

This 1.01ct lab-grown oval 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 LG811659937 or 811659937. Listed at 7 retailers as of November 2, 2026, with prices from $391 to $1,172, a $781 spread on the same certified stone. MOH London lists it at $1,172. 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 angle37.7°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811659937
Dimensions7.96 × 5.75 × 3.38 mm
L/W Ratio1.38
Girdle conditionFaceted
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
7.96 mm5.75 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811659937
Side View
Table 63.0%Crown 37.7°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 58.8%

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 6
Current: $1,172 SGD|Low: $391 SGD|High: $1,244 SGD|Avg: $664 SGD|-4.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$391 SGD
Retailer 2$433 SGD
Retailer 7$455 SGD
Retailer 3$557 SGD
Retailer 4$657 SGD
Retailer 6$875 SGD
MOH London$1,172 SGD

40 data points across 7 retailers

7 retailers$391 SGD to $1,172 SGD

A
Cheapest Retailer
-
$391 SGD
A
Retailer 2
-
$433 SGD
View
A
Retailer 3
-
$455 SGD
View
A
Retailer 4
-
$557 SGD
View
B+
Retailer 5
-
$657 SGD
View
B+
Retailer 6
-
$875 SGD
View
Most Expensive
B
MOH London
LG811659937 · Nov 2
$1,172 SGD
£720 GBP
View
6 more retailers have this diamond
Prices start from $391 SGDSave up to $781 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 Oval
$391 SGD