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Princess|Lab Grown|IGI

17.67ct H VS1 Princess Lab Grown Diamond

EX • H/VS1 • IGI LG784697833

Shape and cutting style on the report: Princess cut

Certificate IGI LG784697833

Diamond specifications and retailer prices

From £2,494 GBP
$3,342 USD
As of November 1, 2026
Save £9,962 GBP (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £12,456 GBP at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 17.67ct lab-grown princess diamond

This 17.67ct lab-grown princess sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784697833 or 784697833. Listed at 14 retailers as of November 1, 2026, with prices from £2,494 to £12,456, a £9,962 spread on the same certified stone. Brilliant Earth lists it at £12,456. 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

17.67
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784697833
Dimensions14.47 × 14.34 × 9.78 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
14.47 mm14.34 mm17.67 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784697833
Side View
Table 70.0%Crown 42.5°Girdle: MediumPavilion 38.1°Culet: NoneDepth 68.2%

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 1
Current: £12,456 GBP|Low: £2,494 GBP|High: £13,203 GBP|Avg: £5,754 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 11£2,494 GBP
Retailer 8£2,896 GBP
Retailer 13£3,382 GBP
Retailer 5£3,582 GBP
Retailer 4£3,682 GBP
Retailer 10£3,991 GBP
Retailer 9£4,159 GBP
Retailer 6£4,479 GBP
Retailer 7£4,566 GBP
Retailer 2£5,392 GBP
Retailer 3£10,148 GBP
Retailer 12£10,787 GBP
Brilliant Earth£12,456 GBP

30 data points across 13 retailers

14 retailers£2,494 GBP to £12,456 GBP

A
Cheapest Retailer
-
£2,494 GBP
$3,342 USD
A
Retailer 2
-
£2,894 GBP
$3,877 USD
View
Retailer 3
-
£2,894 GBP
$3,877 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
£2,896 GBP
$3,880 USD
View
A
Retailer 5
-
£3,382 GBP
HK$35,400 HKD
View
A
Retailer 6
-
£3,616 GBP
$4,845 USD
View
A
Retailer 7
-
£3,991 GBP
$5,348 USD
View
A
Retailer 8
-
£4,159 GBP
$5,572 USD
View
A
Retailer 9
-
£4,479 GBP
ZAR 96,945 ZAR
View
A
Retailer 10
-
£4,566 GBP
€5,826 EUR
View
B+
Retailer 11
-
£5,392 GBP
A$11,115 AUD
View
B
Retailer 12
-
£10,148 GBP
$13,597 USD
View
B
Retailer 13
-
£10,787 GBP
$14,454 USD
View
Most Expensive
B
Brilliant Earth
20609119A · Oct 31
£12,456 GBP
$16,690 USD
View
13 more retailers have this diamond
Prices start from £2,494 GBPSave up to £9,962 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
17.67ct Princess
£2,494 GBP