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Oval|Lab Grown|IGI

11.16ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG583396946

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG583396946

Diamond specifications and retailer prices

From $2,307 SGD
£1,421 GBP
As of October 27, 2026
Save $18,275 SGD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $20,582 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.16ct lab-grown oval diamond

This 11.16ct lab-grown oval 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 LG583396946 or 583396946. Listed at 11 retailers as of October 27, 2026, with prices from $2,307 to $20,582, a $18,275 spread on the same certified stone. Brilliant Earth lists it at $20,582. 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

11.16
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG583396946
Dimensions18.39 × 12.57 × 7.93 mm
L/W Ratio1.46
Girdle conditionFaceted
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
18.39 mm12.57 mm11.16 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG583396946
Side View
Table 59.0%Crown 36.1°Girdle: THN-STKPavilion 41.1°Culet: NoneDepth 63.1%

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: Oct 27
Current: $22,334 SGD|Low: $2,307 SGD|High: $22,334 SGD|Avg: $11,093 SGD
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 17$2,307 SGD
Retailer 13$3,251 SGD
Retailer 18$4,093 SGD
Retailer 7$4,189 SGD
Retailer 6$4,683 SGD
Retailer 12$4,901 SGD
Retailer 14$4,932 SGD
Retailer 5$5,538 SGD
Retailer 4$7,174 SGD
Retailer 2$7,191 SGD
Retailer 19$8,555 SGD
Retailer 15$12,526 SGD
Retailer 3$13,811 SGD
Retailer 16$15,392 SGD
Retailer 8$16,069 SGD
Retailer 9$19,291 SGD
Retailer 11$19,291 SGD
Retailer 10$20,343 SGD
Brilliant Earth$22,334 SGD

11 data points across 19 retailers

11 retailers$2,307 SGD to $20,582 SGD

A
Cheapest Retailer
-
$2,307 SGD
£1,421 GBP
A
Retailer 2
-
$3,251 SGD
$2,543 USD
View
B+
Retailer 3
-
$4,093 SGD
$3,202 USD
View
B
Retailer 4
-
$4,901 SGD
£3,019 GBP
View
B+
Retailer 5
-
$4,932 SGD
$3,858 USD
View
B
Retailer 6
-
$7,174 SGD
$5,612 USD
View
B
Retailer 7
-
$8,555 SGD
$6,692 USD
View
B
Retailer 8
-
$12,526 SGD
$9,798 USD
View
B
Retailer 9
-
$13,811 SGD
$10,803 USD
View
B
Retailer 10
-
$15,392 SGD
$12,040 USD
View
Most Expensive
B
Brilliant Earth
22300766A · Oct 31
$20,582 SGD
$16,100 USD
View
10 more retailers have this diamond
Prices start from $2,307 SGDSave up to $18,275 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
11.16ct Oval
$2,307 SGD