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Princess|Lab Grown|IGI

15.12ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG816659403

Shape and cutting style on the report: Princess cut

Certificate IGI LG816659403

Diamond specifications and retailer prices

From $4,785 USD
£3,767 GBP
As of October 30, 2026
Save $23,875 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $31,910 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 15.12ct lab-grown princess diamond

This 15.12ct lab-grown princess sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816659403 or 816659403. Listed at 12 retailers as of October 29, 2026, with a 499% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816659403
Dimensions13.81 × 13.58 × 9.18 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.81 mm13.58 mm15.12 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816659403
Side View
Table 71.0%Crown 42.1°Girdle: MediumPavilion 37.5°Culet: NoneDepth 67.6%

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 30
Current: $31,910 USD|Low: $4,785 USD|High: $32,050 USD|Avg: $14,729 USD|-0.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 7$4,785 USD
Retailer 2$5,845 USD
Retailer 5$6,872 USD
Retailer 11$7,779 USD
Retailer 12$8,014 USD
Retailer 8$9,293 USD
Retailer 9$11,834 USD
Retailer 3$14,086 USD
Retailer 10$15,235 USD
Retailer 6$15,600 USD
Retailer 4$28,660 USD
Do Amore Diamonds$31,910 USD

30 data points across 12 retailers

12 retailers$4,785 USD to $28,660 USD

A
Cheapest Retailer
-
$4,785 USD
£3,767 GBP
B+
Retailer 2
-
$5,845 USD
View
B+
Retailer 3
-
$6,872 USD
View
B+
Retailer 4
-
$7,779 USD
View
B+
Retailer 5
-
$8,014 USD
View
B+
Retailer 6
-
$9,293 USD
€8,850 EUR
View
B+
Retailer 7
-
$11,834 USD
View
B
Retailer 8
-
$14,086 USD
A$21,670 AUD
View
Price last confirmed 24 days ago
B
Retailer 9
-
$15,235 USD
View
B
Retailer 10
-
$15,600 USD
View
B
Retailer 11
-
$28,660 USD
View
Most Expensive
Do Amore Diamonds
27-A9B70B4BF · Oct 31
$31,910 USD
View
Price under review
11 more retailers have this diamond
Prices start from $4,785 USDSave up to $23,875 USD

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
$4,785 USD