Princess|Lab Grown|IGI

3.06ct I SI2 Princess Lab Grown Diamond

VG • I/SI2 • IGI LG12838717

Shape and cutting style on the report: Square modified brilliant

Certificate IGI LG12838717

Diamond specifications and retailer prices

From $2,036 USD
CA$2,828 CAD
As of October 30, 2026
Save $902 USD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,938 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.06ct lab-grown princess diamond

This 3.06ct lab-grown princess sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG12838717 or 12838717. Listed at 2 retailers as of October 30, 2026, with prices from $2,036 to $2,938, a $902 spread on the same certified stone. The Diamond Guys lists it at $2,938. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.06
Carat
I
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
Crown angle36.8°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12838717
Dimensions8.21 × 8.17 × 5.36 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
8.21 mm8.17 mm3.06 ctI / SI2
OriginLab Grown
CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI LG12838717
Side View
Table 78.5%Crown 36.8°Girdle: Slightly ThickPavilion 38.6°Culet: NoneDepth 65.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $755 USD|Low: $755 USD|High: $3,929 USD|Avg: $2,150 USD|-44.8%
Retailer 1
Retailer 2
Retailer 3
The Diamond Guys
September 8, 2026
Retailer 1$755 USD
Retailer 2$1,026 USD
Retailer 3$2,036 USD
The Diamond Guys$2,938 USD

16 data points across 4 retailers

2 retailers$2,036 USD to $2,938 USD

B
Cheapest Retailer
-
$2,036 USD
CA$2,828 CAD
Most Expensive
C
The Diamond Guys
1779253094 · Oct 30
$2,938 USD
View
1 more retailer has this diamond
Prices start from $2,036 USDSave up to $902 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.

B
3.06ct Princess
$2,036 USD