Princess|Lab Grown|IGI

1.23ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG649409063

Shape and cutting style on the report: Princess cut

Certificate IGI LG649409063

Diamond specifications and retailer prices

From £132 GBP
$177 USD
As of October 30, 2026
Save £1,137 GBP (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,269 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG649409063 or 649409063. Listed at 24 retailers as of October 30, 2026, with prices from £132 to £1,269, a £1,137 spread on the same certified stone. Do Amore Diamonds lists it at £1,269. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.4°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649409063
Dimensions5.66 × 5.63 × 4.12 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
5.66 mm5.63 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649409063
Side View
Table 70.0%Crown 48.4°Girdle: ThickPavilion 37°Culet: NoneDepth 73.2%

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: Oct 30
Current: £1,269 GBP|Low: £128 GBP|High: £1,276 GBP|Avg: £463 GBP|-0.6%
Do Amore Diamonds
Retailer 2
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Retailer 22
October 31, 2026
Retailer 9£132 GBP
Retailer 10£147 GBP
Retailer 21£153 GBP
Retailer 4£163 GBP
Retailer 11£163 GBP
Retailer 6£245 GBP
Retailer 15£257 GBP
Retailer 13£298 GBP
Retailer 16£310 GBP
Retailer 2£330 GBP
Retailer 3£349 GBP
Retailer 18£441 GBP
Retailer 22£463 GBP
Retailer 20£530 GBP
Retailer 7£581 GBP
Retailer 17£582 GBP
Retailer 8£705 GBP
Retailer 12£710 GBP
Retailer 5£837 GBP
Retailer 19£846 GBP
Retailer 14£970 GBP
Do Amore Diamonds£1,269 GBP

37 data points across 22 retailers

24 retailers£132 GBP to £1,269 GBP

A
Cheapest Retailer
-
£132 GBP
$177 USD
Retailer 2
-
£147 GBP
$197 USD
View
Price last confirmed 7 days ago
Final sale: no returns
A
Retailer 3
-
£153 GBP
$205 USD
View
A
Retailer 4
-
£163 GBP
$219 USD
View
A
Retailer 5
-
£163 GBP
$219 USD
View
B+
Retailer 6
-
£245 GBP
$328 USD
View
A
Retailer 7
-
£257 GBP
$344 USD
View
A
Retailer 8
-
£298 GBP
€380 EUR
View
A
Retailer 9
-
£310 GBP
ZAR 6,718 ZAR
View
A
Retailer 10
-
£330 GBP
View
A
Retailer 11
-
£349 GBP
$468 USD
View
B+
Retailer 12
-
£441 GBP
A$909 AUD
View
B+
Retailer 13
-
£463 GBP
$621 USD
View
B+
Retailer 14
-
£511 GBP
$685 USD
View
Retailer 15
-
£530 GBP
$710 USD
View
Price last confirmed 10 days ago
Retailer 16
-
£537 GBP
$720 USD
View
Price last confirmed 10 days ago
B+
Retailer 17
-
£581 GBP
$779 USD
View
B+
Retailer 18
-
£582 GBP
A$1,199 AUD
View
B
Retailer 19
-
£705 GBP
View
B
Retailer 20
-
£710 GBP
$951 USD
View
B
Retailer 21
-
£837 GBP
$1,121 USD
View
B
Retailer 22
-
£846 GBP
View
B
Retailer 23
-
£956 GBP
$1,281 USD
View
Most Expensive
B
Do Amore Diamonds
27-E6306710F · Oct 31
£1,269 GBP
$1,700 USD
View
23 more retailers have this diamond
Prices start from £132 GBPSave up to £1,137 GBP

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
£132 GBP