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Round|Lab Grown|IGI

1.51ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG802608084

Shape and cutting style on the report: Round brilliant

Certificate IGI LG802608084

Diamond specifications and retailer prices

From €503 EUR
$562 USD
As of October 30, 2026
Save €1,305 EUR (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,808 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG802608084 or 802608084. Listed at 7 retailers as of October 30, 2026, with prices from €503 to €1,808, a €1,305 spread on the same certified stone. Brilliant Earth lists it at €1,808. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802608084
Dimensions7.45 × 7.41 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
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 Faint Blue
Top View
7.45 mm7.41 mm1.51 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802608084
Side View
Table 60.0%Crown 33.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,808 EUR|Low: €503 EUR|High: €2,130 EUR|Avg: €1,028 EUR|-15.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 4€503 EUR
Retailer 3€538 EUR
Retailer 6€571 EUR
Retailer 5€798 EUR
Retailer 2€1,225 EUR
Retailer 7€1,678 EUR
Brilliant Earth€1,808 EUR

22 data points across 7 retailers

7 retailers€503 EUR to €1,808 EUR

A
Cheapest Retailer
-
€503 EUR
$562 USD
A
Retailer 2
-
€538 EUR
$601 USD
View
A
Retailer 3
-
€571 EUR
View
Price last confirmed 7 days ago
B+
Retailer 4
-
€798 EUR
$891 USD
View
B+
Retailer 5
-
€1,225 EUR
£1,078 GBP
View
Retailer 6
-
€1,678 EUR
$1,875 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20472566A · Oct 31
€1,808 EUR
$2,020 USD
View
6 more retailers have this diamond
Prices start from €503 EURSave up to €1,305 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
1.51ct Round
€503 EUR