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Round|Lab Grown|IGI

1.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754594296

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754594296

Diamond specifications and retailer prices

From €225 EUR
$251 USD
As of October 29, 2026
Save €1,592 EUR (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,817 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round 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 LG754594296 or 754594296. Listed at 7 retailers as of October 29, 2026, with prices from €225 to €1,817, a €1,592 spread on the same certified stone. Brilliant Earth lists it at €1,817. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594296
Dimensions6.77 × 6.81 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
6.77 mm6.81 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594296
Side View
Table 57.0%Crown 34.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.0%

Caratlytics Score

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A+
Exceptional
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 29
Current: €1,817 EUR|Low: €225 EUR|High: €2,444 EUR|Avg: €935 EUR
Brilliant Earth
Retailer 2
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Retailer 12
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Retailer 17
October 29, 2026
Retailer 2€225 EUR
Retailer 13€260 EUR
Retailer 12€278 EUR
Retailer 14€281 EUR
Retailer 8€391 EUR
Retailer 3€488 EUR
Retailer 10€503 EUR
Retailer 4€673 EUR
Retailer 11€895 EUR
Retailer 16€940 EUR
Retailer 7€977 EUR
Retailer 15€1,163 EUR
Retailer 5€1,355 EUR
Retailer 9€1,412 EUR
Retailer 17€1,513 EUR
Brilliant Earth€1,817 EUR
Retailer 6€2,444 EUR

14 data points across 17 retailers

7 retailers€225 EUR to €1,817 EUR

A+
Cheapest Retailer
-
€225 EUR
$251 USD
A
Retailer 2
-
€260 EUR
$291 USD
View
A
Retailer 3
-
€278 EUR
$311 USD
View
A
Retailer 4
-
€281 EUR
$314 USD
View
A
Retailer 5
-
€503 EUR
$562 USD
View
B+
Retailer 6
-
€895 EUR
$1,000 USD
View
Most Expensive
B
Brilliant Earth
17496141Y · Oct 29
€1,817 EUR
$2,030 USD
View
6 more retailers have this diamond
Prices start from €225 EURSave up to €1,592 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+
1.20ct Round
€225 EUR