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Round|Lab Grown|IGI

1.51ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG786634063

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786634063

Diamond specifications and retailer prices

From €1,504 EUR
$1,680 USD
As of October 29, 2026
Save €3,070 EUR (67%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €6,368 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG786634063 or 786634063. Listed at 22 retailers as of October 29, 2026, with a 204% 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

1.51
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786634063
Dimensions7.33 × 7.37 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.33 mm7.37 mm1.51 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786634063
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €2,443 EUR|Low: €1,444 EUR|High: €5,043 EUR|Avg: €2,988 EUR|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10€1,504 EUR
Retailer 2€1,745 EUR
Retailer 8€1,898 EUR
Retailer 5€2,394 EUR
Retailer 1€2,443 EUR
Retailer 11€2,496 EUR
Retailer 4€2,702 EUR
Retailer 6€3,207 EUR
Retailer 9€4,574 EUR
Retailer 3€4,702 EUR
Retailer 7€5,010 EUR

37 data points across 11 retailers

22 retailers€1,504 EUR to €4,574 EUR

B+
Cheapest Retailer
-
€1,504 EUR
$1,680 USD
B+
Retailer 2
-
€1,636 EUR
$1,828 USD
View
B+
Retailer 3
-
€1,685 EUR
$1,882 USD
View
Final sale: no returns
Retailer 4
-
€1,745 EUR
$1,949 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
€1,745 EUR
$1,949 USD
View
B+
Retailer 6
-
€1,864 EUR
$2,083 USD
View
B+
Retailer 7
-
€1,898 EUR
$2,120 USD
View
B
Retailer 8
-
€2,016 EUR
HK$17,600 HKD
View
B+
Retailer 9
-
€2,394 EUR
£2,106 GBP
View
B+
Retailer 10
-
€2,443 EUR
£2,149 GBP
View
B
Retailer 11
-
€2,496 EUR
$2,788 USD
View
B
Retailer 12
-
€2,702 EUR
View
B
Retailer 13
-
€2,743 EUR
$3,064 USD
View
B
Retailer 14
-
€3,207 EUR
ZAR 57,886 ZAR
View
B
Retailer 15
-
€3,270 EUR
$3,653 USD
View
B
Retailer 16
-
€4,574 EUR
$5,110 USD
View
Retailer 17
-
€4,702 EUR
$5,253 USD
View
Price under review
Retailer 18
-
€5,010 EUR
£4,407 GBP
View
Price under review
Retailer 19
-
€5,297 EUR
$5,917 USD
View
Price under review
Retailer 20
-
€5,831 EUR
SGD 8,803 SGD
View
Price under review
Retailer 21
-
€6,122 EUR
$6,840 USD
View
Price under review
Most Expensive
With Clarity
786634063 · Oct 31
€6,368 EUR
$7,114 USD
View
Price under review
21 more retailers have this diamond
Prices start from €1,504 EURSave up to €3,070 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.

B+
1.51ct Round
€1,504 EUR