Princess|Lab Grown|IGI

1.01ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG831648689

Shape and cutting style on the report: Princess cut

Certificate IGI LG831648689

Diamond specifications and retailer prices

From £173 GBP
HK$1,800 HKD
As of October 23, 2026
Save £314 GBP (64%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £804 GBP at Reve Diamonds · As of October 21, 2026
View at Reve Diamonds

About this 1.01ct lab-grown princess diamond

This 1.01ct 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 LG831648689 or 831648689. Listed at 20 retailers as of October 23, 2026, with a 181% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle43.6°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831648689
Dimensions5.62 × 5.52 × 3.54 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.62 mm5.52 mm1.01 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831648689
Side View
Table 74.0%Crown 43.6°Girdle: Slightly ThickPavilion 33.9°Culet: NoneDepth 64.1%

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 23
Current: £246 GBP|Low: £135 GBP|High: £808 GBP|Avg: £407 GBP|+2.5%
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
Reve Diamonds
October 25, 2026
Retailer 4£135 GBP
Retailer 9£173 GBP
Retailer 10£188 GBP
Retailer 1£246 GBP
Retailer 12£252 GBP
Retailer 13£255 GBP
Retailer 11£256 GBP
Retailer 16£272 GBP
Retailer 2£302 GBP
Retailer 15£393 GBP
Retailer 7£395 GBP
Retailer 6£412 GBP
Retailer 8£499 GBP
Retailer 5£523 GBP
Retailer 14£705 GBP
Retailer 3£783 GBP
Reve Diamonds£804 GBP

36 data points across 17 retailers

20 retailers£173 GBP to £488 GBP

A
Retailer 1
-
£121 GBP
$161 USD
Price last confirmed 15 days ago
A
Retailer 2
-
£140 GBP
$186 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
£150 GBP
$199 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
£173 GBP
HK$1,800 HKD
View
A
Retailer 5
-
£188 GBP
View
Price last confirmed 7 days ago
A
Retailer 6
-
£246 GBP
$327 USD
View
A
Retailer 7
-
£252 GBP
€319 EUR
View
Price last confirmed 10 days ago
A
Retailer 8
-
£255 GBP
ZAR 5,478 ZAR
View
Price last confirmed 11 days ago
A
Retailer 9
-
£256 GBP
View
Price last confirmed 7 days ago
B+
Retailer 10
-
£272 GBP
$362 USD
View
Price last confirmed 8 days ago
A
Retailer 11
-
£302 GBP
View
B+
Retailer 12
-
£393 GBP
$522 USD
View
B+
Retailer 13
-
£395 GBP
$525 USD
View
Price last confirmed 22 days ago
B+
Retailer 14
-
£412 GBP
SGD 740 SGD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£482 GBP
$641 USD
View
Price last confirmed 16 days ago
B+
Retailer 16
-
£488 GBP
$648 USD
View
B+
Retailer 17
-
£523 GBP
$696 USD
View
Price last confirmed 8 days ago
B
Retailer 18
-
£705 GBP
View
Price last confirmed 8 days ago
B
Retailer 19
-
£783 GBP
$1,040 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Reve Diamonds
C9ECBB33B · Oct 21
£804 GBP
$1,068 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from £173 GBPSave up to £314 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
1.01ct Princess
£173 GBP