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Oval|Lab Grown|IGI

12.05ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG560216123

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG560216123

Diamond specifications and retailer prices

From $2,719 CAD
£1,533 GBP
As of October 27, 2026
Save $21,559 CAD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $24,278 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 12.05ct lab-grown oval diamond

This 12.05ct 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 LG560216123 or 560216123. Listed at 10 retailers as of October 27, 2026, with prices from $2,719 to $24,278, a $21,559 spread on the same certified stone. Brilliant Earth lists it at $24,278. 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

12.05
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG560216123
Dimensions18.33 × 12.92 × 8.19 mm
L/W Ratio1.42
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
18.33 mm12.92 mm12.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG560216123
Side View
Table 59.5%Crown 35.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $26,360 CAD|Low: $2,719 CAD|High: $30,007 CAD|Avg: $11,929 CAD
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
October 30, 2026
Retailer 10$2,719 CAD
Retailer 11$4,617 CAD
Retailer 9$4,639 CAD
Retailer 12$4,826 CAD
Retailer 6$5,275 CAD
Retailer 5$5,829 CAD
Retailer 3$6,955 CAD
Retailer 15$8,429 CAD
Retailer 4$9,009 CAD
Retailer 13$10,851 CAD
Retailer 2$14,753 CAD
Retailer 14$16,293 CAD
Retailer 8$18,132 CAD
Brilliant Earth$26,360 CAD
Retailer 7$30,007 CAD

9 data points across 15 retailers

10 retailers$2,719 CAD to $24,278 CAD

A
Cheapest Retailer
-
$2,719 CAD
£1,533 GBP
B+
Retailer 2
-
$4,617 CAD
£2,602 GBP
View
B+
Retailer 3
-
$4,639 CAD
$3,321 USD
View
B+
Retailer 4
-
$4,826 CAD
$3,455 USD
View
B
Retailer 5
-
$8,429 CAD
$6,034 USD
View
B
Retailer 6
-
$10,851 CAD
$7,768 USD
View
B
Retailer 7
-
$14,753 CAD
$10,561 USD
View
B
Retailer 8
-
$16,293 CAD
$11,664 USD
View
B
Retailer 9
-
$18,132 CAD
$12,980 USD
View
Most Expensive
B
Brilliant Earth
22301436A · Oct 29
$24,278 CAD
$17,380 USD
View
9 more retailers have this diamond
Prices start from $2,719 CADSave up to $21,559 CAD

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
12.05ct Oval
$2,719 CAD