Princess|Lab Grown|IGI

1.50ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG670465373

Shape and cutting style on the report: Princess cut

Certificate IGI LG670465373

Diamond specifications and retailer prices

From £397 GBP
$532 USD
As of October 27, 2026
Save £1,867 GBP (82%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,264 GBP at With Clarity · As of October 31, 2026
View at With Clarity

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG670465373 or 670465373. Listed at 26 retailers as of October 27, 2026, with prices from £397 to £2,264, a £1,867 spread on the same certified stone. With Clarity lists it at £2,264. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670465373
Dimensions6.12 × 6.11 × 4.45 mm
L/W Ratio1.00
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
6.12 mm6.11 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670465373
Side View
Table 69.0%Crown 44°Girdle: Slightly ThickPavilion 37.7°Culet: NoneDepth 72.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £864 GBP|Low: £393 GBP|High: £2,157 GBP|Avg: £1,118 GBP|+12.8%
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October 29, 2026
Retailer 10£397 GBP
Retailer 23£444 GBP
Retailer 20£489 GBP
Retailer 5£492 GBP
Retailer 11£492 GBP
Retailer 18£593 GBP
Retailer 4£655 GBP
Retailer 17£759 GBP
Retailer 6£761 GBP
Retailer 3£809 GBP
Retailer 12£845 GBP
Retailer 1£864 GBP
Retailer 22£1,153 GBP
Retailer 7£1,157 GBP
Retailer 9£1,294 GBP
Retailer 14£1,433 GBP
Retailer 2£1,523 GBP
Retailer 13£1,598 GBP
Retailer 15£1,622 GBP
Retailer 8£1,680 GBP
Retailer 16£1,792 GBP
Retailer 19£2,056 GBP
Retailer 21£2,157 GBP

36 data points across 23 retailers

26 retailers£397 GBP to £2,264 GBP

A
Cheapest Retailer
-
£397 GBP
$532 USD
A
Retailer 2
-
£444 GBP
$595 USD
View
Retailer 3
-
£481 GBP
$645 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
£489 GBP
$655 USD
View
Final sale: no returns
A
Retailer 5
-
£492 GBP
$659 USD
View
Retailer 6
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£492 GBP
$659 USD
View
Price last confirmed 14 days ago
A
Retailer 7
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£593 GBP
$795 USD
View
A
Retailer 8
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£655 GBP
$877 USD
View
A
Retailer 9
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£759 GBP
View
A
Retailer 10
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£761 GBP
$1,019 USD
View
A
Retailer 11
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£809 GBP
$1,084 USD
View
A
Retailer 12
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£845 GBP
ZAR 18,300 ZAR
View
A
Retailer 13
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£864 GBP
€1,102 EUR
View
Retailer 14
-
£1,153 GBP
A$2,376 AUD
View
Price last confirmed 10 days ago
A
Retailer 15
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£1,157 GBP
$1,550 USD
View
B+
Retailer 16
-
£1,294 GBP
$1,734 USD
View
B+
Retailer 17
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£1,433 GBP
View
Retailer 18
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£1,523 GBP
$2,040 USD
View
Price last confirmed 13 days ago
B+
Retailer 19
-
£1,598 GBP
$2,141 USD
View
Retailer 20
-
£1,622 GBP
A$3,344 AUD
View
Price last confirmed 23 days ago
B+
Retailer 21
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£1,680 GBP
$2,252 USD
View
B+
Retailer 22
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£1,792 GBP
$2,401 USD
View
B+
Retailer 23
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£1,808 GBP
$2,422 USD
View
B+
Retailer 24
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£2,056 GBP
View
B
Retailer 25
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£2,157 GBP
$2,890 USD
View
Most Expensive
B
With Clarity
670465373 · Oct 31
£2,264 GBP
$3,033 USD
View
25 more retailers have this diamond
Prices start from £397 GBPSave up to £1,867 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
£397 GBP