Princess|Lab Grown|IGI

1.21ct E VVS1 Princess Lab Grown Diamond

ID • E/VVS1 • IGI LG723541099

Shape and cutting style on the report: Princess cut

Certificate IGI LG723541099

Diamond specifications and retailer prices

From £185 GBP
$248 USD
As of October 30, 2026
Save £830 GBP (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,015 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.21ct lab-grown princess diamond

This 1.21ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG723541099 or 723541099. Listed at 22 retailers as of October 29, 2026, with prices from £185 to £1,015, a £830 spread on the same certified stone. Brilliant Earth lists it at £1,015. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723541099
Dimensions5.84 × 5.82 × 4.16 mm
L/W Ratio1.00
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
5.84 mm5.82 mm1.21 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723541099
Side View
Table 67.0%Crown 45.9°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 71.5%

Caratlytics Score

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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: £1,015 GBP|Low: £184 GBP|High: £1,045 GBP|Avg: £538 GBP|-2.9%
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
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Retailer 19
October 30, 2026
Retailer 9£185 GBP
Retailer 14£207 GBP
Retailer 18£215 GBP
Retailer 4£229 GBP
Retailer 11£230 GBP
Retailer 6£384 GBP
Retailer 15£394 GBP
Retailer 3£407 GBP
Retailer 12£431 GBP
Retailer 2£435 GBP
Retailer 16£558 GBP
Retailer 5£605 GBP
Retailer 19£694 GBP
Retailer 13£710 GBP
Retailer 8£738 GBP
Retailer 10£776 GBP
Retailer 17£921 GBP
Retailer 7£1,005 GBP
Brilliant Earth£1,015 GBP

38 data points across 19 retailers

22 retailers£185 GBP to £1,015 GBP

A
Cheapest Retailer
-
£185 GBP
$248 USD
A
Retailer 2
-
£207 GBP
$277 USD
View
Final sale: no returns
A
Retailer 3
-
£215 GBP
$288 USD
View
Retailer 4
-
£225 GBP
$301 USD
View
Price last confirmed 38 days ago
A
Retailer 5
-
£229 GBP
$307 USD
View
A
Retailer 6
-
£230 GBP
$308 USD
View
A
Retailer 7
-
£384 GBP
$515 USD
View
A
Retailer 8
-
£394 GBP
ZAR 8,535 ZAR
View
B+
Retailer 9
-
£407 GBP
$545 USD
View
B+
Retailer 10
-
£427 GBP
$572 USD
View
B+
Retailer 11
-
£431 GBP
€550 EUR
View
B+
Retailer 12
-
£435 GBP
View
B+
Retailer 13
-
£558 GBP
A$1,151 AUD
View
B+
Retailer 14
-
£605 GBP
$811 USD
View
B+
Retailer 15
-
£694 GBP
$930 USD
View
B
Retailer 16
-
£710 GBP
A$1,463 AUD
View
B
Retailer 17
-
£738 GBP
$989 USD
View
B
Retailer 18
-
£776 GBP
$1,040 USD
View
B
Retailer 19
-
£843 GBP
$1,129 USD
View
B
Retailer 20
-
£921 GBP
View
B
Retailer 21
-
£1,005 GBP
$1,347 USD
View
Most Expensive
B
Brilliant Earth
15465826A · Oct 29
£1,015 GBP
$1,360 USD
View
21 more retailers have this diamond
Prices start from £185 GBPSave up to £830 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
1.21ct Princess
£185 GBP