Princess|Lab Grown|IGI

1.29ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG813669048

Shape and cutting style on the report: Princess cut

Certificate IGI LG813669048

Diamond specifications and retailer prices

From £154 GBP
$206 USD
As of October 30, 2026
Save £750 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £904 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.29ct lab-grown princess diamond

This 1.29ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813669048 or 813669048. Listed at 18 retailers as of October 30, 2026, with prices from £154 to £904, a £750 spread on the same certified stone. Reve Diamonds lists it at £904. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813669048
Dimensions5.91 × 5.90 × 4.28 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.91 mm5.90 mm1.29 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813669048
Side View
Table 69.0%Crown 43.4°Girdle: MediumPavilion 38.8°Culet: NoneDepth 72.5%

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: £350 GBP|Low: £150 GBP|High: £913 GBP|Avg: £391 GBP|+2.4%
Retailer 1
Retailer 2
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Retailer 4
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
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Retailer 17
Reve Diamonds
October 30, 2026
Retailer 3£154 GBP
Retailer 8£172 GBP
Retailer 14£178 GBP
Retailer 4£190 GBP
Retailer 17£190 GBP
Retailer 16£240 GBP
Retailer 13£322 GBP
Retailer 9£328 GBP
Retailer 10£339 GBP
Retailer 1£350 GBP
Retailer 6£365 GBP
Retailer 5£431 GBP
Retailer 12£465 GBP
Retailer 2£612 GBP
Retailer 15£613 GBP
Retailer 7£651 GBP
Retailer 11£895 GBP
Reve Diamonds£904 GBP

38 data points across 18 retailers

18 retailers£154 GBP to £904 GBP

A
Cheapest Retailer
-
£154 GBP
$206 USD
A
Retailer 2
-
£172 GBP
$230 USD
View
Final sale: no returns
A
Retailer 3
-
£178 GBP
$238 USD
View
A
Retailer 4
-
£190 GBP
$255 USD
View
A
Retailer 5
-
£190 GBP
$255 USD
View
Retailer 6
-
£240 GBP
View
Price last confirmed 14 days ago
Retailer 7
-
£322 GBP
ZAR 6,964 ZAR
View
Price last confirmed 7 days ago
A
Retailer 8
-
£328 GBP
$439 USD
View
A
Retailer 9
-
£339 GBP
€432 EUR
View
A
Retailer 10
-
£350 GBP
View
A
Retailer 11
-
£365 GBP
$489 USD
View
B+
Retailer 12
-
£431 GBP
$577 USD
View
B+
Retailer 13
-
£465 GBP
A$959 AUD
View
B+
Retailer 14
-
£612 GBP
$820 USD
View
B
Retailer 15
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£613 GBP
$822 USD
View
B
Retailer 16
-
£651 GBP
$873 USD
View
B
Retailer 17
-
£895 GBP
View
Most Expensive
B
Reve Diamonds
66F71B622 · Oct 30
£904 GBP
$1,211 USD
View
17 more retailers have this diamond
Prices start from £154 GBPSave up to £750 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
1.29ct Princess
£154 GBP