Princess|Lab Grown|IGI

2.50ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG786668194

Shape and cutting style on the report: Princess cut

Certificate IGI LG786668194

Diamond specifications and retailer prices

From £349 GBP
$467 USD
As of October 30, 2026
Save £2,547 GBP (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,896 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.5ct lab-grown princess diamond

This 2.5ct lab-grown princess sits in the two to three carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786668194 or 786668194. Listed at 22 retailers as of October 29, 2026, with prices from £349 to £2,896, a £2,547 spread on the same certified stone. Brilliant Earth lists it at £2,896. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786668194
Dimensions7.68 × 7.48 × 5.09 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.68 mm7.48 mm2.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786668194
Side View
Table 70.0%Crown 40.8°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
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: £2,896 GBP|Low: £334 GBP|High: £3,023 GBP|Avg: £957 GBP|-4.2%
Brilliant Earth
Retailer 2
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Retailer 21
October 31, 2026
Retailer 20£349 GBP
Retailer 4£390 GBP
Retailer 11£390 GBP
Retailer 5£431 GBP
Retailer 8£431 GBP
Retailer 13£518 GBP
Retailer 16£537 GBP
Retailer 9£633 GBP
Retailer 12£637 GBP
Retailer 6£675 GBP
Retailer 2£716 GBP
Retailer 15£959 GBP
Retailer 18£1,032 GBP
Retailer 19£1,161 GBP
Retailer 10£1,263 GBP
Retailer 7£1,388 GBP
Retailer 14£1,410 GBP
Retailer 21£1,526 GBP
Retailer 17£1,588 GBP
Retailer 3£1,616 GBP
Brilliant Earth£2,896 GBP

42 data points across 21 retailers

22 retailers£349 GBP to £2,896 GBP

A
Cheapest Retailer
-
£349 GBP
$467 USD
A
Retailer 2
-
£390 GBP
$522 USD
View
A
Retailer 3
-
£390 GBP
$522 USD
View
Final sale: no returns
Retailer 4
-
£431 GBP
$578 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
£431 GBP
$578 USD
View
A
Retailer 6
-
£518 GBP
View
A
Retailer 7
-
£537 GBP
$720 USD
View
A
Retailer 8
-
£633 GBP
$848 USD
View
A
Retailer 9
-
£637 GBP
$854 USD
View
A
Retailer 10
-
£675 GBP
$904 USD
View
A
Retailer 11
-
£716 GBP
View
B+
Retailer 12
-
£959 GBP
A$1,976 AUD
View
Retailer 13
-
£1,032 GBP
ZAR 22,341 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 14
-
£1,161 GBP
$1,555 USD
View
B
Retailer 15
-
£1,263 GBP
View
B
Retailer 16
-
£1,388 GBP
$1,860 USD
View
B
Retailer 17
-
£1,410 GBP
$1,890 USD
View
B
Retailer 18
-
£1,526 GBP
$2,044 USD
View
B
Retailer 19
-
£1,588 GBP
View
B
Retailer 20
-
£1,616 GBP
$2,165 USD
View
B
Retailer 21
-
£1,653 GBP
HK$17,300 HKD
View
Most Expensive
B
Brilliant Earth
18679173A · Oct 29
£2,896 GBP
$3,880 USD
View
21 more retailers have this diamond
Prices start from £349 GBPSave up to £2,547 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
2.50ct Princess
£349 GBP