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Princess|Lab Grown|IGI

1.20ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG683543950

Shape and cutting style on the report: Princess cut

Certificate IGI LG683543950

Diamond specifications and retailer prices

From £163 GBP
$219 USD
As of November 2, 2026
Save £772 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £935 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 LG683543950 or 683543950. Listed at 19 retailers as of November 1, 2026, with prices from £163 to £935, a £772 spread on the same certified stone. Reve Diamonds lists it at £935. 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 angle44.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683543950
Dimensions5.72 × 5.64 × 4.08 mm
L/W Ratio1.01
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
5.72 mm5.64 mm1.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG683543950
Side View
Table 69.0%Crown 44.2°Girdle: MediumPavilion 38.4°Culet: NoneDepth 72.3%

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 2
Current: £183 GBP|Low: £162 GBP|High: £935 GBP|Avg: £440 GBP|+1.2%
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
Retailer 17
Reve Diamonds
November 3, 2026
Retailer 6£163 GBP
Retailer 1£183 GBP
Retailer 16£189 GBP
Retailer 3£203 GBP
Retailer 8£203 GBP
Retailer 4£346 GBP
Retailer 17£347 GBP
Retailer 13£349 GBP
Retailer 10£372 GBP
Retailer 2£382 GBP
Retailer 15£383 GBP
Retailer 9£537 GBP
Retailer 12£560 GBP
Retailer 14£604 GBP
Retailer 5£651 GBP
Retailer 7£690 GBP
Retailer 11£811 GBP
Reve Diamonds£935 GBP

40 data points across 18 retailers

19 retailers£163 GBP to £935 GBP

A
Cheapest Retailer
-
£163 GBP
$219 USD
A
Retailer 2
-
£183 GBP
$245 USD
View
Final sale: no returns
A
Retailer 3
-
£189 GBP
$254 USD
View
A
Retailer 4
-
£203 GBP
$272 USD
View
Retailer 5
-
£203 GBP
$272 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
£346 GBP
$464 USD
View
A
Retailer 7
-
£347 GBP
$466 USD
View
A
Retailer 8
-
£349 GBP
ZAR 7,576 ZAR
View
B+
Retailer 9
-
£372 GBP
View
B+
Retailer 10
-
£382 GBP
$513 USD
View
B+
Retailer 11
-
£383 GBP
€490 EUR
View
Retailer 12
-
£537 GBP
$720 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
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£560 GBP
$752 USD
View
B+
Retailer 14
-
£604 GBP
$810 USD
View
B
Retailer 15
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£651 GBP
$873 USD
View
B
Retailer 16
-
£690 GBP
$926 USD
View
B
Retailer 17
-
£730 GBP
$980 USD
View
B
Retailer 18
-
£811 GBP
View
Most Expensive
B
Reve Diamonds
573C92DFF · Nov 1
£935 GBP
$1,254 USD
View
18 more retailers have this diamond
Prices start from £163 GBPSave up to £772 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