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Princess|Lab Grown|IGI

1.20ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG619437365

Shape and cutting style on the report: Princess cut

Certificate IGI LG619437365

Diamond specifications and retailer prices

From £163 GBP
$217 USD
As of October 28, 2026
Save £1,241 GBP (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,404 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 LG619437365 or 619437365. Listed at 14 retailers as of October 28, 2026, with prices from £163 to £1,404, a £1,241 spread on the same certified stone. Do Amore Diamonds lists it at £1,404. 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
SymmetryVery Good
FluorescenceNone
Crown angle44.1°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619437365
Dimensions5.64 × 5.64 × 4.17 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.64 mm5.64 mm1.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG619437365
Side View
Table 69.0%Crown 44.1°Girdle: MediumPavilion 39.3°Culet: NoneDepth 73.9%

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: Oct 28
Current: £1,404 GBP|Low: £158 GBP|High: £1,404 GBP|Avg: £513 GBP
Do Amore Diamonds
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
October 29, 2026
Retailer 10£163 GBP
Retailer 14£245 GBP
Retailer 3£267 GBP
Retailer 7£344 GBP
Retailer 12£365 GBP
Retailer 2£370 GBP
Retailer 9£518 GBP
Retailer 11£522 GBP
Retailer 5£616 GBP
Retailer 6£755 GBP
Retailer 4£773 GBP
Retailer 8£803 GBP
Retailer 13£884 GBP
Do Amore Diamonds£1,404 GBP

42 data points across 14 retailers

14 retailers£163 GBP to £1,404 GBP

A
Cheapest Retailer
-
£163 GBP
$217 USD
Final sale: no returns
B+
Retailer 2
-
£245 GBP
$326 USD
View
A
Retailer 3
-
£267 GBP
$356 USD
View
Retailer 4
-
£269 GBP
HK$2,800 HKD
View
Price last confirmed 55 days ago
A
Retailer 5
-
£344 GBP
ZAR 7,397 ZAR
View
A
Retailer 6
-
£365 GBP
$486 USD
View
B+
Retailer 7
-
£370 GBP
View
B+
Retailer 8
-
£518 GBP
$690 USD
View
B+
Retailer 9
-
£522 GBP
$695 USD
View
Retailer 10
-
£755 GBP
View
Price last confirmed 23 days ago
B
Retailer 11
-
£773 GBP
$1,029 USD
View
B
Retailer 12
-
£803 GBP
View
B
Retailer 13
-
£884 GBP
$1,177 USD
View
Most Expensive
B
Do Amore Diamonds
27-C75E966A4 · Oct 29
£1,404 GBP
$1,870 USD
View
13 more retailers have this diamond
Prices start from £163 GBPSave up to £1,241 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
£163 GBP