Princess|Lab Grown|IGI

1.00ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG831648686

Shape and cutting style on the report: Princess cut

Certificate IGI LG831648686

Diamond specifications and retailer prices

From £366 GBP
$490 USD
As of October 28, 2026
Save £97 GBP (21%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £798 GBP at Reve Diamonds · As of October 23, 2026
View at Reve Diamonds

About this 1ct lab-grown princess diamond

This 1ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831648686 or 831648686. Listed at 20 retailers as of October 28, 2026, with a 27% 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

1.00
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831648686
Dimensions5.55 × 5.29 × 3.91 mm
L/W Ratio1.05
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.55 mm5.29 mm1.00 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831648686
Side View
Table 65.0%Crown 39.6°Girdle: MediumPavilion 39.2°Culet: NoneDepth 73.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £242 GBP|Low: £114 GBP|High: £798 GBP|Avg: £336 GBP|+3.2%
Retailer 1
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
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Retailer 20
Reve Diamonds
October 25, 2026
Retailer 6£120 GBP
Retailer 7£134 GBP
Retailer 5£140 GBP
Retailer 9£149 GBP
Retailer 15£172 GBP
Retailer 19£179 GBP
Retailer 1£242 GBP
Retailer 16£250 GBP
Retailer 14£252 GBP
Retailer 12£254 GBP
Retailer 2£270 GBP
Retailer 3£300 GBP
Retailer 17£366 GBP
Retailer 20£390 GBP
Retailer 11£409 GBP
Retailer 4£463 GBP
Retailer 8£478 GBP
Retailer 13£484 GBP
Retailer 10£520 GBP
Retailer 18£700 GBP
Reve Diamonds£798 GBP

33 data points across 21 retailers

20 retailers£366 GBP to £463 GBP

Retailer 1
-
£120 GBP
$161 USD
Price last confirmed 10 days ago
Retailer 2
-
£140 GBP
$187 USD
View
Price last confirmed 13 days ago
Retailer 3
-
£149 GBP
$200 USD
View
Price last confirmed 11 days ago
Retailer 4
-
£172 GBP
HK$1,800 HKD
View
Price last confirmed 10 days ago
Retailer 5
-
£179 GBP
View
Price last confirmed 16 days ago
Retailer 6
-
£242 GBP
$324 USD
View
Price last confirmed 7 days ago
Retailer 7
-
£252 GBP
ZAR 5,448 ZAR
View
Price last confirmed 10 days ago
Retailer 8
-
£254 GBP
View
Price last confirmed 9 days ago
Retailer 9
-
£270 GBP
$362 USD
View
Price last confirmed 10 days ago
Retailer 10
-
£300 GBP
View
Price last confirmed 14 days ago
B+
Retailer 11
-
£366 GBP
$490 USD
View
Retailer 12
-
£390 GBP
$522 USD
View
Price last confirmed 10 days ago
Retailer 13
-
£409 GBP
SGD 740 SGD
View
Price last confirmed 10 days ago
Retailer 14
-
£463 GBP
$620 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
£463 GBP
$620 USD
View
Retailer 16
-
£478 GBP
$641 USD
View
Price last confirmed 11 days ago
Retailer 17
-
£484 GBP
$649 USD
View
Price last confirmed 9 days ago
Retailer 18
-
£520 GBP
$696 USD
View
Price last confirmed 9 days ago
Retailer 19
-
£700 GBP
View
Price last confirmed 14 days ago
Most Expensive
Reve Diamonds
81103070B · Oct 23
£798 GBP
$1,069 USD
View
Price last confirmed 10 days ago
19 more retailers have this diamond
Prices start from £366 GBPSave up to £97 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.

B+
1.00ct Princess
£366 GBP