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Princess|Lab Grown|IGI

1.91ct F VVS2 Princess Lab Grown Diamond

ID • F/VVS2 • IGI LG643432974

Shape and cutting style on the report: Princess cut

Certificate IGI LG643432974

Diamond specifications and retailer prices

From £196 GBP
$262 USD
As of November 2, 2026
Save £842 GBP (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,000 GBP at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.91ct lab-grown princess diamond

This 1.91ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG643432974 or 643432974. Listed at 26 retailers as of November 1, 2026, with a 431% 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

1.91
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643432974
Dimensions6.79 × 6.72 × 4.82 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.79 mm6.72 mm1.91 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643432974
Side View
Table 72.0%Crown 49.1°Girdle: MediumPavilion 38.9°Culet: NoneDepth 71.7%

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: Nov 2
Current: £2,000 GBP|Low: £187 GBP|High: £2,164 GBP|Avg: £639 GBP|-7.6%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
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Retailer 18
Retailer 19
November 2, 2026
Retailer 5£196 GBP
Retailer 7£219 GBP
Retailer 9£242 GBP
Retailer 11£242 GBP
Retailer 4£271 GBP
Retailer 15£327 GBP
Retailer 19£362 GBP
Retailer 17£385 GBP
Retailer 2£417 GBP
Retailer 13£463 GBP
Retailer 18£563 GBP
Retailer 14£578 GBP
Retailer 10£778 GBP
Retailer 16£902 GBP
Retailer 6£952 GBP
Retailer 12£970 GBP
Retailer 3£1,019 GBP
Retailer 8£1,037 GBP
Brilliant Earth£2,000 GBP

38 data points across 19 retailers

26 retailers£196 GBP to £1,037 GBP

A
Cheapest Retailer
-
£196 GBP
$262 USD
A
Retailer 2
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£219 GBP
$293 USD
View
Final sale: no returns
A
Retailer 3
-
£226 GBP
$303 USD
View
A
Retailer 4
-
£242 GBP
$324 USD
View
Retailer 5
-
£242 GBP
$324 USD
View
Price last confirmed 7 days ago
Retailer 6
-
£271 GBP
View
Price last confirmed 16 days ago
B+
Retailer 7
-
£327 GBP
$438 USD
View
A
Retailer 8
-
£362 GBP
$485 USD
View
A
Retailer 9
-
£385 GBP
€491 EUR
View
A
Retailer 10
-
£417 GBP
ZAR 9,034 ZAR
View
A
Retailer 11
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£463 GBP
View
A
Retailer 12
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£506 GBP
$678 USD
View
A
Retailer 13
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£508 GBP
$681 USD
View
A
Retailer 14
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£563 GBP
A$1,160 AUD
View
A
Retailer 15
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£578 GBP
$774 USD
View
B+
Retailer 16
-
£591 GBP
$792 USD
View
B+
Retailer 17
-
£750 GBP
$1,005 USD
View
B+
Retailer 18
-
£778 GBP
$1,043 USD
View
B+
Retailer 19
-
£816 GBP
$1,094 USD
View
B+
Retailer 20
-
£902 GBP
A$1,859 AUD
View
B
Retailer 21
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£944 GBP
View
B
Retailer 22
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£952 GBP
$1,276 USD
View
B+
Retailer 23
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£970 GBP
View
B
Retailer 24
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£1,019 GBP
$1,365 USD
View
B
Retailer 25
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£1,037 GBP
$1,390 USD
View
Most Expensive
Brilliant Earth
11054903A · Oct 22
£2,000 GBP
$2,680 USD
View
Price last confirmed 10 days ago
25 more retailers have this diamond
Prices start from £196 GBPSave up to £842 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
1.91ct Princess
£196 GBP