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Princess|Lab Grown|IGI

0.77ct E SI1 Princess Lab Grown Diamond

EX • E/SI1 • IGI LG512221820

Shape and cutting style on the report: Princess cut

Certificate IGI LG512221820

Diamond specifications and retailer prices

From $930 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $930 USD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 0.77ct lab-grown princess diamond

This 0.77ct lab-grown princess sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512221820 or 512221820. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.77
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle47.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512221820
Dimensions5.06 × 5.03 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.06 mm5.03 mm0.77 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG512221820
Side View
Table 80.0%Crown 47.4°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 72.4%

Caratlytics Score

How it works →
C
Average
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Price History

Last verified: Oct 29
Current: $930 USD|Low: $886 USD|High: $1,557 USD|Avg: $1,142 USD|-40.3%
September 23, 2026
B2C Jewels$930 USD

4 data points across 1 retailer

1 retailer

C
B2C Jewels
20035044 · Oct 29
$930 USD
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C
0.77ct Princess
$930 USD