Princess|Lab Grown|IGI

1.23ct G VVS2 Princess Lab Grown Diamond

ID • G/VVS2 • IGI LG620480455

Shape and cutting style on the report: Princess cut

Certificate IGI LG620480455

Diamond specifications and retailer prices

From $186 USD
As of November 2, 2026
Save $895 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,081 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG620480455 or 620480455. Listed at 12 retailers as of November 1, 2026, with prices from $186 to $1,081, a $895 spread on the same certified stone. MOH London lists it at $1,081. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620480455
Dimensions5.82 × 5.76 × 4.20 mm
L/W Ratio1.01
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.82 mm5.76 mm1.23 ctG / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG620480455
Side View
Table 64.0%Crown 37.2°Girdle: MediumPavilion 39.3°Culet: NoneDepth 72.9%

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: Nov 2
Current: $1,081 USD|Low: $148 USD|High: $1,093 USD|Avg: $491 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$186 USD
Retailer 7$209 USD
Retailer 3$399 USD
Retailer 6$406 USD
Retailer 2$419 USD
Retailer 8$469 USD
Retailer 4$745 USD
MOH London$1,081 USD

42 data points across 8 retailers

12 retailers$186 USD to $1,081 USD

A
Cheapest Retailer
-
$186 USD
A
Retailer 2
-
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$216 USD
View
Retailer 4
-
$231 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$231 USD
View
A
Retailer 6
-
$399 USD
ZAR 6,444 ZAR
View
A
Retailer 7
-
$406 USD
View
A
Retailer 8
-
$419 USD
£330 GBP
View
A
Retailer 9
-
$469 USD
View
B
Retailer 10
-
$743 USD
View
B
Retailer 11
-
$745 USD
View
Most Expensive
B
MOH London
LG620480455 · Nov 1
$1,081 USD
£851 GBP
View
11 more retailers have this diamond
Prices start from $186 USDSave up to $895 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
1.23ct Princess
$186 USD