Princess|Lab Grown|IGI

1.28ct E VS2 Princess Lab Grown Diamond

ID • E/VS2 • IGI LG621400799

Shape and cutting style on the report: Princess cut

Certificate IGI LG621400799

Diamond specifications and retailer prices

From £159 GBP
$212 USD
As of October 30, 2026
Save £765 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £924 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.28ct lab-grown princess diamond

This 1.28ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621400799 or 621400799. Listed at 20 retailers as of October 30, 2026, with prices from £159 to £924, a £765 spread on the same certified stone. Reve Diamonds lists it at £924. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621400799
Dimensions5.89 × 5.82 × 4.18 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
5.89 mm5.82 mm1.28 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621400799
Side View
Table 70.0%Crown 43.6°Girdle: MediumPavilion 38.4°Culet: NoneDepth 71.8%

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 30
Current: £236 GBP|Low: £152 GBP|High: £799 GBP|Avg: £369 GBP|-0.2%
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
October 30, 2026
Retailer 11£159 GBP
Retailer 6£178 GBP
Retailer 4£184 GBP
Retailer 3£197 GBP
Retailer 14£197 GBP
Retailer 1£236 GBP
Retailer 12£278 GBP
Retailer 8£326 GBP
Retailer 7£364 GBP
Retailer 5£438 GBP
Retailer 10£511 GBP
Retailer 13£601 GBP
Retailer 2£633 GBP
Retailer 9£791 GBP

45 data points across 14 retailers

20 retailers£159 GBP to £924 GBP

A
Cheapest Retailer
-
£159 GBP
$212 USD
A
Retailer 2
-
£178 GBP
$237 USD
View
Final sale: no returns
A
Retailer 3
-
£184 GBP
$245 USD
View
A
Retailer 4
-
£197 GBP
$262 USD
View
A
Retailer 5
-
£197 GBP
$262 USD
View
A
Retailer 6
-
£236 GBP
View
B+
Retailer 7
-
£278 GBP
$370 USD
View
A
Retailer 8
-
£326 GBP
€413 EUR
View
A
Retailer 9
-
£364 GBP
View
A
Retailer 10
-
£366 GBP
$487 USD
View
B+
Retailer 11
-
£438 GBP
$583 USD
View
B+
Retailer 12
-
£511 GBP
$680 USD
View
Retailer 13
-
£585 GBP
A$1,199 AUD
View
Price last confirmed 136 days ago
B+
Retailer 14
-
£601 GBP
$800 USD
View
B
Retailer 15
-
£633 GBP
$843 USD
View
B
Retailer 16
-
£642 GBP
SGD 1,155 SGD
View
B
Retailer 17
-
£673 GBP
$897 USD
View
B
Retailer 18
-
£687 GBP
$915 USD
View
B
Retailer 19
-
£791 GBP
View
Most Expensive
B
Reve Diamonds
48B14AD65 · Oct 30
£924 GBP
$1,231 USD
View
19 more retailers have this diamond
Prices start from £159 GBPSave up to £765 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
1.28ct Princess
£159 GBP