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Princess|Lab Grown|IGI

1.51ct D IF Princess Lab Grown Diamond

VG • D/IF • IGI LG845656920

Shape and cutting style on the report: Princess cut

Certificate IGI LG845656920

Diamond specifications and retailer prices

From £606 GBP
$812 USD
As of October 30, 2026
Save £1,874 GBP (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,480 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG845656920 or 845656920. Listed at 13 retailers as of October 29, 2026, with prices from £606 to £2,480, a £1,874 spread on the same certified stone. MOH London lists it at £2,480. 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

1.51
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845656920
Dimensions6.29 × 6.21 × 4.49 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.29 mm6.21 mm1.51 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845656920
Side View
Table 69.0%Crown 45.1°Girdle: THN-MEDPavilion 39.6°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: Oct 30
Current: £2,480 GBP|Low: £606 GBP|High: £2,480 GBP|Avg: £1,262 GBP|-0.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 13£606 GBP
Retailer 9£712 GBP
Retailer 10£726 GBP
Retailer 6£899 GBP
Retailer 12£899 GBP
Retailer 4£1,000 GBP
Retailer 7£1,008 GBP
Retailer 11£1,154 GBP
Retailer 8£1,547 GBP
Retailer 2£1,564 GBP
Retailer 5£2,070 GBP
Retailer 3£2,114 GBP
MOH London£2,480 GBP

10 data points across 13 retailers

13 retailers£606 GBP to £2,480 GBP

A
Cheapest Retailer
-
£606 GBP
$812 USD
Final sale: no returns
A
Retailer 2
-
£712 GBP
View
A
Retailer 3
-
£726 GBP
HK$7,600 HKD
View
A
Retailer 4
-
£899 GBP
$1,205 USD
View
A
Retailer 5
-
£899 GBP
$1,205 USD
View
A
Retailer 6
-
£1,000 GBP
€1,276 EUR
View
A
Retailer 7
-
£1,008 GBP
View
B+
Retailer 8
-
£1,154 GBP
ZAR 24,988 ZAR
View
B+
Retailer 9
-
£1,547 GBP
$2,073 USD
View
B+
Retailer 10
-
£1,564 GBP
A$3,223 AUD
View
B
Retailer 11
-
£2,070 GBP
$2,774 USD
View
B
Retailer 12
-
£2,114 GBP
SGD 3,827 SGD
View
Most Expensive
B
MOH London
LG845656920 · Oct 29
£2,480 GBP
View
12 more retailers have this diamond
Prices start from £606 GBPSave up to £1,874 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
1.51ct Princess
£606 GBP