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Round|Lab Grown|IGI

9.51ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG610311858

Shape and cutting style on the report: Round brilliant

Certificate IGI LG610311858

Diamond specifications and retailer prices

From $2,539 SGD
$1,985 USD
As of November 3, 2026
Save $8,473 SGD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,011 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 9.51ct lab-grown round diamond

This 9.51ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG610311858 or 610311858. Listed at 13 retailers as of November 2, 2026, with prices from $2,539 to $11,011, a $8,473 spread on the same certified stone. Brilliant Earth lists it at $11,011. 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

9.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610311858
Dimensions13.70 × 13.63 × 8.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
13.70 mm13.63 mm9.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610311858
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $11,011 SGD|Low: $1,962 SGD|High: $13,313 SGD|Avg: $4,489 SGD|-17.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 3$1,962 SGD
Retailer 6$2,539 SGD
Retailer 9$2,773 SGD
Retailer 11$3,008 SGD
Retailer 2$3,272 SGD
Retailer 4$3,350 SGD
Retailer 10$3,649 SGD
Retailer 7$4,100 SGD
Retailer 8$6,117 SGD
Retailer 5$6,623 SGD
Brilliant Earth$11,011 SGD

37 data points across 11 retailers

13 retailers$2,539 SGD to $11,011 SGD

Retailer 1
-
$1,692 SGD
$1,323 USD
Price last confirmed 40 days ago
Retailer 2
-
$1,840 SGD
$1,439 USD
View
Price last confirmed 40 days ago
Retailer 3
-
$1,935 SGD
$1,513 USD
View
Price last confirmed 36 days ago
B+
Retailer 4
-
$2,539 SGD
$1,985 USD
View
B+
Retailer 5
-
$3,008 SGD
$2,352 USD
View
B+
Retailer 6
-
$3,272 SGD
£2,015 GBP
View
B+
Retailer 7
-
$3,350 SGD
€2,495 EUR
View
B+
Retailer 8
-
$3,649 SGD
$2,853 USD
View
Retailer 9
-
$3,678 SGD
$2,876 USD
View
Price last confirmed 36 days ago
B
Retailer 10
-
$4,100 SGD
$3,206 USD
View
B
Retailer 11
-
$6,117 SGD
$4,783 USD
View
B
Retailer 12
-
$6,623 SGD
£4,078 GBP
View
Most Expensive
B
Brilliant Earth
8644959A · Nov 2
$11,011 SGD
$8,610 USD
View
12 more retailers have this diamond
Prices start from $2,539 SGDSave up to $8,473 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.

B+
9.51ct Round
$2,539 SGD