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Princess|Lab Grown|IGI

2.51ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG720522073

Shape and cutting style on the report: Princess cut

Certificate IGI LG720522073

Diamond specifications and retailer prices

From £853 GBP
$1,143 USD
As of October 30, 2026
Save £6,722 GBP (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £7,575 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.51ct lab-grown princess diamond

This 2.51ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG720522073 or 720522073. Listed at 18 retailers as of October 30, 2026, with prices from £853 to £7,575, a £6,722 spread on the same certified stone. Do Amore Diamonds lists it at £7,575. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720522073
Dimensions7.34 × 7.23 × 5.24 mm
L/W Ratio1.02
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
7.34 mm7.23 mm2.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720522073
Side View
Table 69.0%Crown 45.3°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 72.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £7,575 GBP|Low: £853 GBP|High: £7,575 GBP|Avg: £2,648 GBP|+13.8%
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
Retailer 15
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Retailer 17
Retailer 18
October 31, 2026
Retailer 15£853 GBP
Retailer 12£928 GBP
Retailer 14£1,095 GBP
Retailer 11£1,429 GBP
Retailer 3£1,457 GBP
Retailer 16£1,513 GBP
Retailer 10£1,733 GBP
Retailer 7£1,737 GBP
Retailer 17£1,788 GBP
Retailer 13£1,949 GBP
Retailer 5£2,046 GBP
Retailer 4£2,796 GBP
Retailer 8£2,942 GBP
Retailer 6£2,967 GBP
Retailer 18£3,527 GBP
Retailer 9£3,956 GBP
Retailer 2£5,950 GBP
Do Amore Diamonds£7,575 GBP

36 data points across 18 retailers

18 retailers£853 GBP to £7,575 GBP

A
Cheapest Retailer
-
£853 GBP
$1,143 USD
A
Retailer 2
-
£928 GBP
$1,243 USD
View
A
Retailer 3
-
£1,095 GBP
$1,467 USD
View
A
Retailer 4
-
£1,311 GBP
$1,757 USD
View
A
Retailer 5
-
£1,429 GBP
$1,915 USD
View
A
Retailer 6
-
£1,513 GBP
$2,027 USD
View
A
Retailer 7
-
£1,733 GBP
$2,322 USD
View
Final sale: no returns
A
Retailer 8
-
£1,737 GBP
$2,328 USD
View
A
Retailer 9
-
£1,788 GBP
€2,282 EUR
View
A
Retailer 10
-
£1,949 GBP
$2,611 USD
View
A
Retailer 11
-
£2,046 GBP
$2,742 USD
View
A
Retailer 12
-
£2,796 GBP
$3,746 USD
View
Retailer 13
-
£2,942 GBP
A$6,064 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
£2,967 GBP
$3,975 USD
View
B+
Retailer 15
-
£3,527 GBP
View
B+
Retailer 16
-
£3,956 GBP
$5,300 USD
View
B
Retailer 17
-
£5,950 GBP
A$12,265 AUD
View
Most Expensive
B
Do Amore Diamonds
27-C48E6FFA1 · Oct 31
£7,575 GBP
$10,150 USD
View
17 more retailers have this diamond
Prices start from £853 GBPSave up to £6,722 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
2.51ct Princess
£853 GBP