Princess|Lab Grown|IGI

4.78ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG700511351

Shape and cutting style on the report: Princess cut

Certificate IGI LG700511351

Diamond specifications and retailer prices

From $6,970 USD
As of October 28, 2026
Save $360 USD (5%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $7,330 USD at Kay Jewelers · As of October 28, 2026
View at Kay Jewelers

About this 4.78ct lab-grown princess diamond

This 4.78ct lab-grown princess sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG700511351 or 700511351. Listed at 2 retailers as of October 28, 2026, with a relatively tight 5% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

4.78
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700511351
Dimensions9.22 × 9.12 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.22 mm9.12 mm4.78 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700511351
Side View
Table 70.0%Crown 43.2°Girdle: MediumPavilion 38.2°Culet: NoneDepth 70.2%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $7,330 USD|Low: $6,970 USD|High: $8,320 USD|Avg: $7,654 USD
Kay Jewelers
Retailer 2
September 28, 2026
Retailer 2$6,970 USD
Kay Jewelers$7,330 USD

3 data points across 2 retailers

2 retailers$6,970 USD to $7,330 USD

B
Cheapest Retailer
-
$6,970 USD
Most Expensive
B
Kay Jewelers
256127194 · Oct 28
$7,330 USD
View
1 more retailer has this diamond
Prices start from $6,970 USDSave up to $360 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
4.78ct Princess
$6,970 USD