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Princess|Lab Grown|IGI

1.23ct F VS1 Princess Lab Grown Diamond

EX • F/VS1 • IGI LG837627382

Shape and cutting style on the report: Princess cut

Certificate IGI LG837627382

Diamond specifications and retailer prices

From $180 USD
As of November 2, 2026
Save $865 USD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,045 USD at MOH London · As of November 2, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837627382 or 837627382. Listed at 9 retailers as of November 2, 2026, with prices from $180 to $1,045, a $865 spread on the same certified stone. MOH London lists it at $1,045. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837627382
Dimensions5.80 × 5.71 × 4.21 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.80 mm5.71 mm1.23 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837627382
Side View
Table 69.0%Crown 46.6°Girdle: MediumPavilion 38.7°Culet: NoneDepth 73.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,045 USD|Low: $177 USD|High: $1,088 USD|Avg: $549 USD|-4.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6$180 USD
Retailer 4$209 USD
Retailer 7$269 USD
Retailer 3$385 USD
Retailer 2$545 USD
Retailer 9$547 USD
Retailer 10$719 USD
Retailer 5$759 USD
Retailer 8$775 USD
MOH London$1,045 USD

32 data points across 10 retailers

9 retailers$180 USD to $1,045 USD

A
Cheapest Retailer
-
$180 USD
A
Retailer 2
-
$209 USD
View
A
Retailer 3
-
$385 USD
€367 EUR
View
B+
Retailer 4
-
$545 USD
A$839 AUD
View
B+
Retailer 5
-
$547 USD
View
B+
Retailer 6
-
$719 USD
View
B
Retailer 7
-
$759 USD
View
B
Retailer 8
-
$775 USD
View
Most Expensive
B
MOH London
LG837627382 · Nov 2
$1,045 USD
£823 GBP
View
8 more retailers have this diamond
Prices start from $180 USDSave up to $865 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
$180 USD