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Princess|Lab Grown|IGI

1.20ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG709522504

Shape and cutting style on the report: Princess cut

Certificate IGI LG709522504

Diamond specifications and retailer prices

From £149 GBP
$198 USD
As of October 27, 2026
Save £744 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £893 GBP at Reve Diamonds · As of October 28, 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 LG709522504 or 709522504. Listed at 20 retailers as of October 27, 2026, with prices from £149 to £893, a £744 spread on the same certified stone. Reve Diamonds lists it at £893. 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 angle47.6°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG709522504
Dimensions6.15 × 5.95 × 4.10 mm
L/W Ratio1.03
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
6.15 mm5.95 mm1.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG709522504
Side View
Table 69.0%Crown 47.6°Girdle: MediumPavilion 38.8°Culet: NoneDepth 68.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £340 GBP|Low: £143 GBP|High: £875 GBP|Avg: £393 GBP|+12.3%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 29, 2026
Retailer 16£149 GBP
Retailer 8£166 GBP
Retailer 6£173 GBP
Retailer 3£184 GBP
Retailer 5£184 GBP
Retailer 9£248 GBP
Retailer 11£317 GBP
Retailer 10£336 GBP
Retailer 1£340 GBP
Retailer 7£369 GBP
Retailer 12£452 GBP
Retailer 15£461 GBP
Retailer 2£534 GBP
Retailer 4£594 GBP
Retailer 14£835 GBP
Retailer 13£869 GBP

44 data points across 16 retailers

20 retailers£149 GBP to £893 GBP

A
Cheapest Retailer
-
£149 GBP
$198 USD
A
Retailer 2
-
£166 GBP
$221 USD
View
Final sale: no returns
A
Retailer 3
-
£173 GBP
$230 USD
View
A
Retailer 4
-
£184 GBP
$245 USD
View
A
Retailer 5
-
£184 GBP
$245 USD
View
A
Retailer 6
-
£248 GBP
View
B+
Retailer 7
-
£250 GBP
$332 USD
View
A
Retailer 8
-
£317 GBP
ZAR 6,810 ZAR
View
A
Retailer 9
-
£336 GBP
View
A
Retailer 10
-
£340 GBP
€430 EUR
View
A
Retailer 11
-
£345 GBP
$459 USD
View
A
Retailer 12
-
£369 GBP
$490 USD
View
B+
Retailer 13
-
£452 GBP
A$923 AUD
View
B+
Retailer 14
-
£461 GBP
$613 USD
View
B+
Retailer 15
-
£534 GBP
$710 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
£594 GBP
$789 USD
View
B
Retailer 17
-
£634 GBP
$843 USD
View
B
Retailer 18
-
£835 GBP
$1,110 USD
View
B
Retailer 19
-
£869 GBP
View
Most Expensive
B
Reve Diamonds
0577DEA28 · Oct 28
£893 GBP
$1,187 USD
View
19 more retailers have this diamond
Prices start from £149 GBPSave up to £744 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
£149 GBP