Princess|Lab Grown|IGI

1.21ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG726536997

Shape and cutting style on the report: Princess cut

Certificate IGI LG726536997

Diamond specifications and retailer prices

From €550 EUR
$615 USD
As of October 30, 2026
Save €2,390 EUR (81%) vs most expensive(unlock to see where)
17 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 LG726536997 or 726536997. Listed at 17 retailers as of October 29, 2026, with a 434% 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 angle46°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726536997
Dimensions5.68 × 5.68 × 4.19 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
5.68 mm5.68 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726536997
Side View
Table 69.0%Crown 46°Girdle: MediumPavilion 38.4°Culet: NoneDepth 73.8%

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: €2,658 EUR|Low: €392 EUR|High: €2,941 EUR|Avg: €1,544 EUR|+20.7%
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
October 31, 2026
Retailer 16€550 EUR
Retailer 12€551 EUR
Retailer 14€596 EUR
Retailer 5€815 EUR
Retailer 3€933 EUR
Retailer 10€1,065 EUR
Retailer 15€1,446 EUR
Retailer 4€1,525 EUR
Retailer 11€1,642 EUR
Retailer 2€1,738 EUR
Retailer 9€1,772 EUR
Retailer 7€1,978 EUR
Retailer 6€2,096 EUR
Retailer 8€2,302 EUR
Retailer 1€2,658 EUR
Retailer 13€2,941 EUR

21 data points across 16 retailers

17 retailers€550 EUR to €2,941 EUR

A
Cheapest Retailer
-
€550 EUR
$615 USD
Final sale: no returns
A
Retailer 2
-
€551 EUR
$616 USD
View
A
Retailer 3
-
€596 EUR
$666 USD
View
A
Retailer 4
-
€610 EUR
$682 USD
View
B+
Retailer 5
-
€815 EUR
$910 USD
View
B+
Retailer 6
-
€933 EUR
$1,042 USD
View
B+
Retailer 7
-
€1,065 EUR
£936 GBP
View
Retailer 8
-
€1,446 EUR
$1,615 USD
View
Price last confirmed 11 days ago
B
Retailer 9
-
€1,525 EUR
$1,704 USD
View
B+
Retailer 10
-
€1,642 EUR
A$2,823 AUD
View
B
Retailer 11
-
€1,738 EUR
$1,941 USD
View
B+
Retailer 12
-
€1,772 EUR
$1,980 USD
View
B
Retailer 13
-
€2,096 EUR
$2,342 USD
View
B
Retailer 14
-
€2,302 EUR
$2,571 USD
View
B
Retailer 15
-
€2,658 EUR
$2,970 USD
View
B
Retailer 16
-
€2,941 EUR
£2,587 GBP
View
Most Expensive
Do Amore Diamonds
27-515B9F3EE · Oct 31
€4,368 EUR
$4,880 USD
View
Price under review
16 more retailers have this diamond
Prices start from €550 EURSave up to €2,390 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
€550 EUR