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Princess|Lab Grown|IGI

1.20ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG634438280

Shape and cutting style on the report: Princess cut

Certificate IGI LG634438280

Diamond specifications and retailer prices

From £190 GBP
$255 USD
As of November 1, 2026
Save £766 GBP (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £956 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.2ct lab-grown princess diamond

This 1.2ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634438280 or 634438280. Listed at 20 retailers as of November 1, 2026, with prices from £190 to £956, a £766 spread on the same certified stone. Reve Diamonds lists it at £956. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634438280
Dimensions5.91 × 5.85 × 4.04 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.91 mm5.85 mm1.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634438280
Side View
Table 72.0%Crown 32.2°Girdle: MediumPavilion 38.1°Culet: NoneDepth 69.1%

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: Nov 1
Current: £394 GBP|Low: £169 GBP|High: £961 GBP|Avg: £488 GBP|+19.0%
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
November 3, 2026
Retailer 5£190 GBP
Retailer 16£211 GBP
Retailer 7£287 GBP
Retailer 14£325 GBP
Retailer 3£349 GBP
Retailer 6£357 GBP
Retailer 11£364 GBP
Retailer 1£394 GBP
Retailer 2£446 GBP
Retailer 9£515 GBP
Retailer 8£529 GBP
Retailer 12£677 GBP
Retailer 15£680 GBP
Retailer 13£715 GBP
Retailer 4£716 GBP
Retailer 10£844 GBP
Reve Diamonds£956 GBP

41 data points across 17 retailers

20 retailers£190 GBP to £956 GBP

Retailer 1
-
£152 GBP
$204 USD
Price last confirmed 42 days ago
Retailer 2
-
£176 GBP
$236 USD
View
Price last confirmed 40 days ago
Retailer 3
-
£186 GBP
$249 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
£190 GBP
$255 USD
View
Final sale: no returns
Retailer 5
-
£211 GBP
$283 USD
View
Price last confirmed 9 days ago
Retailer 6
-
£211 GBP
$283 USD
View
Price last confirmed 22 days ago
A
Retailer 7
-
£325 GBP
€415 EUR
View
A
Retailer 8
-
£349 GBP
$469 USD
View
B+
Retailer 9
-
£357 GBP
$479 USD
View
B+
Retailer 10
-
£364 GBP
ZAR 7,886 ZAR
View
B+
Retailer 11
-
£394 GBP
View
B+
Retailer 12
-
£446 GBP
$598 USD
View
B+
Retailer 13
-
£515 GBP
A$1,064 AUD
View
B+
Retailer 14
-
£529 GBP
$710 USD
View
B
Retailer 15
-
£677 GBP
$909 USD
View
B
Retailer 16
-
£680 GBP
$912 USD
View
B
Retailer 17
-
£715 GBP
$960 USD
View
B
Retailer 18
-
£716 GBP
$961 USD
View
B
Retailer 19
-
£844 GBP
View
Most Expensive
B
Reve Diamonds
B87CA5E25 · Nov 1
£956 GBP
$1,283 USD
View
19 more retailers have this diamond
Prices start from £190 GBPSave up to £766 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
1.20ct Princess
£190 GBP