Princess|Lab Grown|IGI

1.78ct F VVS1 Princess Lab Grown Diamond

VG • F/VVS1 • IGI LGG1192216

Certificate IGI LGG1192216

Diamond specifications and retailer prices

From $1,530 USD
As of November 1, 2026
Save $350 USD (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,880 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.78ct lab-grown princess diamond

This 1.78ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LGG1192216. Listed at 2 retailers as of November 1, 2026, with prices from $1,530 to $1,880, a $350 spread on the same certified stone. Brilliant Earth lists it at $1,880. 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

1.78
Carat
F
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1192216
Dimensions6.62 × 6.60 × 4.59 mm
L/W Ratio1.00
Top View
6.62 mm6.60 mm1.78 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1192216
Side View
Table 68.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 69.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $1,880 USD|Low: $226 USD|High: $1,880 USD|Avg: $1,153 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 18, 2026
Retailer 3$226 USD
Retailer 7$490 USD
Retailer 4$663 USD
Retailer 6$1,348 USD
Retailer 5$1,432 USD
Retailer 2$1,530 USD
Retailer 8$1,649 USD
Brilliant Earth$1,880 USD

2 data points across 8 retailers

2 retailers$1,530 USD to $1,880 USD

B
Cheapest Retailer
-
$1,530 USD
Most Expensive
B
Brilliant Earth
6511776B · Nov 4
$1,880 USD
View
1 more retailer has this diamond
Prices start from $1,530 USDSave up to $350 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
1.78ct Princess
$1,530 USD