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Princess|Lab Grown|IGI

1.21ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG722571848

Shape and cutting style on the report: Princess cut

Certificate IGI LG722571848

Diamond specifications and retailer prices

From €492 EUR
$550 USD
As of October 30, 2026
Save €2,437 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,368 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown princess diamond

This 1.21ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG722571848 or 722571848. Listed at 18 retailers as of October 26, 2026, with a 495% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722571848
Dimensions5.77 × 5.76 × 4.13 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
5.77 mm5.76 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722571848
Side View
Table 70.0%Crown 44.7°Girdle: MediumPavilion 38.4°Culet: NoneDepth 71.7%

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: €1,065 EUR|Low: €392 EUR|High: €2,941 EUR|Avg: €1,436 EUR|-2.4%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 15€492 EUR
Retailer 3€550 EUR
Retailer 14€551 EUR
Retailer 17€596 EUR
Retailer 2€610 EUR
Retailer 7€815 EUR
Retailer 5€933 EUR
Retailer 1€1,065 EUR
Retailer 18€1,446 EUR
Retailer 6€1,525 EUR
Retailer 11€1,642 EUR
Retailer 4€1,738 EUR
Retailer 16€1,772 EUR
Retailer 9€1,978 EUR
Retailer 8€2,096 EUR
Retailer 10€2,302 EUR
Retailer 12€2,569 EUR
Retailer 13€2,929 EUR

21 data points across 18 retailers

18 retailers€492 EUR to €2,929 EUR

A
Cheapest Retailer
-
€492 EUR
$550 USD
A
Retailer 2
-
€550 EUR
$615 USD
View
Final sale: no returns
A
Retailer 3
-
€551 EUR
$616 USD
View
A
Retailer 4
-
€596 EUR
$666 USD
View
A
Retailer 5
-
€610 EUR
$682 USD
View
B+
Retailer 6
-
€815 EUR
$910 USD
View
B+
Retailer 7
-
€933 EUR
$1,042 USD
View
B+
Retailer 8
-
€1,065 EUR
£936 GBP
View
Retailer 9
-
€1,446 EUR
$1,615 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
€1,525 EUR
$1,704 USD
View
B+
Retailer 11
-
€1,642 EUR
A$2,823 AUD
View
B
Retailer 12
-
€1,738 EUR
$1,941 USD
View
B
Retailer 13
-
€1,772 EUR
$1,980 USD
View
B
Retailer 14
-
€2,096 EUR
$2,342 USD
View
B
Retailer 15
-
€2,302 EUR
$2,571 USD
View
B
Retailer 16
-
€2,569 EUR
$2,870 USD
View
B
Retailer 17
-
€2,929 EUR
£2,577 GBP
View
Most Expensive
Do Amore Diamonds
27-246979D53 · Oct 31
€4,368 EUR
$4,880 USD
View
Price under review
17 more retailers have this diamond
Prices start from €492 EURSave up to €2,437 EUR

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
1.21ct Princess
€492 EUR