Princess|Lab Grown|IGI

1.28ct D VS2 Princess Lab Grown Diamond

VG • D/VS2 • IGI LG841656179

Shape and cutting style on the report: Princess cut

Certificate IGI LG841656179

Diamond specifications and retailer prices

From £142 GBP
$191 USD
As of October 27, 2026
Save £726 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £868 GBP at Reve Diamonds · As of October 28, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841656179 or 841656179. Listed at 20 retailers as of October 27, 2026, with prices from £142 to £868, a £726 spread on the same certified stone. Reve Diamonds lists it at £868. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841656179
Dimensions5.99 × 5.97 × 3.97 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.99 mm5.97 mm1.28 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841656179
Side View
Table 65.0%Crown 38.2°Girdle: MediumPavilion 37.1°Culet: NoneDepth 66.5%

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 27
Current: £213 GBP|Low: £137 GBP|High: £868 GBP|Avg: £385 GBP|-0.8%
Retailer 1
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Retailer 19
Reve Diamonds
October 29, 2026
Retailer 2£142 GBP
Retailer 16£159 GBP
Retailer 5£165 GBP
Retailer 3£177 GBP
Retailer 4£177 GBP
Retailer 7£200 GBP
Retailer 1£213 GBP
Retailer 18£290 GBP
Retailer 10£309 GBP
Retailer 12£319 GBP
Retailer 6£362 GBP
Retailer 9£367 GBP
Retailer 15£452 GBP
Retailer 19£488 GBP
Retailer 11£576 GBP
Retailer 13£602 GBP
Retailer 8£608 GBP
Retailer 17£648 GBP
Retailer 14£827 GBP
Reve Diamonds£868 GBP

29 data points across 20 retailers

20 retailers£142 GBP to £868 GBP

A
Cheapest Retailer
-
£142 GBP
$191 USD
A
Retailer 2
-
£165 GBP
$222 USD
View
Retailer 3
-
£177 GBP
$237 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£177 GBP
$237 USD
View
A
Retailer 5
-
£200 GBP
HK$2,100 HKD
View
A
Retailer 6
-
£213 GBP
View
A
Retailer 7
-
£290 GBP
€370 EUR
View
A
Retailer 8
-
£309 GBP
$415 USD
View
A
Retailer 9
-
£319 GBP
View
B+
Retailer 10
-
£362 GBP
$486 USD
View
B+
Retailer 11
-
£367 GBP
$493 USD
View
B+
Retailer 12
-
£452 GBP
$606 USD
View
B+
Retailer 13
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£481 GBP
$645 USD
View
Retailer 14
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£488 GBP
$655 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
£576 GBP
SGD 1,045 SGD
View
B+
Retailer 16
-
£602 GBP
A$1,243 AUD
View
B
Retailer 17
-
£608 GBP
$816 USD
View
B
Retailer 18
-
£648 GBP
$870 USD
View
B
Retailer 19
-
£827 GBP
View
Most Expensive
B
Reve Diamonds
6350A712E · Oct 28
£868 GBP
$1,165 USD
View
19 more retailers have this diamond
Prices start from £142 GBPSave up to £726 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
£142 GBP