Princess|Lab Grown|IGI

15.12ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG729554355

Shape and cutting style on the report: Princess cut

Certificate IGI LG729554355

Diamond specifications and retailer prices

From $4,193 CAD
£2,363 GBP
As of October 30, 2026
Save $14,398 CAD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $18,591 CAD at Adiamor · As of October 31, 2026
View at Adiamor

About this 15.12ct lab-grown princess diamond

This 15.12ct lab-grown princess sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG729554355 or 729554355. Listed at 14 retailers as of October 30, 2026, with prices from $4,193 to $18,591, a $14,398 spread on the same certified stone. Adiamor lists it at $18,591. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.12
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729554355
Dimensions13.33 × 13.01 × 9.21 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.33 mm13.01 mm15.12 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729554355
Side View
Table 70.0%Crown 46.8°Girdle: Slightly ThickPavilion 35.6°Culet: NoneDepth 70.8%

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: Oct 30
Current: $18,591 CAD|Low: $4,179 CAD|High: $18,738 CAD|Avg: $6,946 CAD
Adiamor
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
October 31, 2026
Retailer 7$4,193 CAD
Retailer 11$4,487 CAD
Retailer 10$4,882 CAD
Retailer 6$5,205 CAD
Retailer 12$5,205 CAD
Retailer 2$5,210 CAD
Retailer 5$5,340 CAD
Retailer 13$6,504 CAD
Retailer 8$6,921 CAD
Retailer 4$7,325 CAD
Retailer 9$8,056 CAD
Retailer 14$8,082 CAD
Retailer 3$9,692 CAD
Adiamor$18,591 CAD

42 data points across 14 retailers

14 retailers$4,193 CAD to $18,591 CAD

A
Cheapest Retailer
-
$4,193 CAD
£2,363 GBP
A
Retailer 2
-
$4,487 CAD
$3,212 USD
View
A
Retailer 3
-
$4,882 CAD
$3,495 USD
View
A
Retailer 4
-
$5,205 CAD
$3,726 USD
View
Retailer 5
-
$5,205 CAD
$3,726 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$5,210 CAD
$3,730 USD
View
A
Retailer 7
-
$5,340 CAD
$3,823 USD
View
Final sale: no returns
A
Retailer 8
-
$6,504 CAD
$4,656 USD
View
A
Retailer 9
-
$6,921 CAD
£3,901 GBP
View
A
Retailer 10
-
$7,325 CAD
$5,244 USD
View
A
Retailer 11
-
$8,056 CAD
ZAR 93,162 ZAR
View
Retailer 12
-
$8,082 CAD
$5,786 USD
View
Price last confirmed 7 days ago
Retailer 13
-
$9,692 CAD
A$10,674 AUD
View
Price last confirmed 8 days ago
Most Expensive
B
Adiamor
D-70609159 · Oct 31
$18,591 CAD
$13,309 USD
View
13 more retailers have this diamond
Prices start from $4,193 CADSave up to $14,398 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
15.12ct Princess
$4,193 CAD