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Princess|Lab Grown|IGI

1.50ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG841678174

Shape and cutting style on the report: Princess cut

Certificate IGI LG841678174

Diamond specifications and retailer prices

From £652 GBP
$873 USD
As of October 30, 2026
Save £3,438 GBP (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,090 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown princess diamond

This 1.5ct 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 top-tier cut grade and certified by IGI LG841678174 or 841678174. Listed at 13 retailers as of October 29, 2026, with prices from £652 to £4,090, a £3,438 spread on the same certified stone. Do Amore Diamonds lists it at £4,090. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678174
Dimensions6.22 × 6.15 × 4.41 mm
L/W Ratio1.01
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
6.22 mm6.15 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678174
Side View
Table 63.0%Crown 42.7°Girdle: Slightly ThickPavilion 36.9°Culet: NoneDepth 71.7%

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: £4,090 GBP|Low: £652 GBP|High: £6,811 GBP|Avg: £1,762 GBP|-2.0%
Do Amore Diamonds
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 3£652 GBP
Retailer 13£653 GBP
Retailer 7£668 GBP
Retailer 11£874 GBP
Retailer 8£961 GBP
Retailer 12£1,417 GBP
Retailer 14£1,498 GBP
Retailer 5£1,650 GBP
Retailer 10£1,959 GBP
Retailer 4£2,172 GBP
Retailer 2£2,224 GBP
Retailer 9£2,496 GBP
Retailer 6£3,250 GBP
Do Amore Diamonds£4,090 GBP

23 data points across 14 retailers

13 retailers£652 GBP to £4,090 GBP

A
Cheapest Retailer
-
£652 GBP
$873 USD
A
Retailer 2
-
£653 GBP
$875 USD
View
A
Retailer 3
-
£668 GBP
View
A
Retailer 4
-
£874 GBP
$1,171 USD
View
A
Retailer 5
-
£961 GBP
€1,226 EUR
View
B+
Retailer 6
-
£1,417 GBP
$1,898 USD
View
Retailer 7
-
£1,498 GBP
A$3,087 AUD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
£1,650 GBP
$2,211 USD
View
B+
Retailer 9
-
£1,959 GBP
$2,625 USD
View
Retailer 10
-
£2,172 GBP
$2,910 USD
View
Price last confirmed 14 days ago
B+
Retailer 11
-
£2,224 GBP
$2,980 USD
View
B
Retailer 12
-
£2,496 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9BF47F862 · Oct 29
£4,090 GBP
$5,480 USD
View
12 more retailers have this diamond
Prices start from £652 GBPSave up to £3,438 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
1.50ct Princess
£652 GBP