Princess|Lab Grown|IGI

1.23ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG628402863

Shape and cutting style on the report: Princess cut

Certificate IGI LG628402863

Diamond specifications and retailer prices

From $233 USD
As of October 30, 2026
Save $1,066 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,299 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG628402863 or 628402863. Listed at 21 retailers as of October 30, 2026, with prices from $233 to $1,299, a $1,066 spread on the same certified stone. Reve Diamonds lists it at $1,299. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628402863
Dimensions5.81 × 5.78 × 4.19 mm
L/W Ratio1.01
Culet sizePointed
Top View
5.81 mm5.78 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628402863
Side View
Table 70.0%Crown 36.5°Girdle: MediumPavilion 38.3°Culet: NoneDepth 72.5%

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: Oct 30
Current: $545 USD|Low: $200 USD|High: $1,306 USD|Avg: $600 USD|+19.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Reve Diamonds
October 30, 2026
Retailer 5$233 USD
Retailer 10$260 USD
Retailer 17$270 USD
Retailer 2$289 USD
Retailer 6$289 USD
Retailer 20$388 USD
Retailer 12$443 USD
Retailer 11$488 USD
Retailer 8$490 USD
Retailer 15$496 USD
Retailer 1$545 USD
Retailer 7$605 USD
Retailer 16$705 USD
Retailer 19$710 USD
Retailer 13$779 USD
Retailer 3$929 USD
Retailer 18$932 USD
Retailer 9$981 USD
Retailer 4$1,020 USD
Retailer 14$1,165 USD
Reve Diamonds$1,299 USD

34 data points across 21 retailers

21 retailers$233 USD to $1,299 USD

A
Cheapest Retailer
-
$233 USD
A
Retailer 2
-
$260 USD
View
Final sale: no returns
A
Retailer 3
-
$270 USD
View
A
Retailer 4
-
$289 USD
View
A
Retailer 5
-
$289 USD
View
Retailer 6
-
$388 USD
£305 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$443 USD
€422 EUR
View
A
Retailer 8
-
$488 USD
View
A
Retailer 9
-
$490 USD
View
B+
Retailer 10
-
$496 USD
ZAR 8,019 ZAR
View
B+
Retailer 11
-
$545 USD
£429 GBP
View
B+
Retailer 12
-
$605 USD
View
B+
Retailer 13
-
$705 USD
A$1,084 AUD
View
B+
Retailer 14
-
$710 USD
View
B+
Retailer 15
-
$779 USD
View
B
Retailer 16
-
$929 USD
View
B
Retailer 17
-
$932 USD
View
B
Retailer 18
-
$981 USD
View
Retailer 19
-
$1,020 USD
View
Price last confirmed 14 days ago
B
Retailer 20
-
$1,165 USD
£917 GBP
View
Most Expensive
B
Reve Diamonds
8F28AA0E1 · Oct 30
$1,299 USD
View
20 more retailers have this diamond
Prices start from $233 USDSave up to $1,066 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
$233 USD