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Round|Lab Grown|IGI

1.55ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG807645112

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807645112

Diamond specifications and retailer prices

From €294 EUR
$328 USD
As of October 29, 2026
Save €2,168 EUR (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,461 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807645112 or 807645112. Listed at 20 retailers as of October 29, 2026, with prices from €294 to €2,461, a €2,168 spread on the same certified stone. Brilliant Earth lists it at €2,461. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807645112
Dimensions7.40 × 7.37 × 4.56 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.40 mm7.37 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807645112
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

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A+
Exceptional
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 29
Current: €2,461 EUR|Low: €294 EUR|High: €3,679 EUR|Avg: €785 EUR|-33.1%
Brilliant Earth
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
Retailer 19
November 1, 2026
Retailer 19€294 EUR
Retailer 6€328 EUR
Retailer 18€340 EUR
Retailer 14€363 EUR
Retailer 10€366 EUR
Retailer 11€401 EUR
Retailer 2€465 EUR
Retailer 8€488 EUR
Retailer 15€488 EUR
Retailer 13€579 EUR
Retailer 4€595 EUR
Retailer 7€625 EUR
Retailer 12€648 EUR
Retailer 5€847 EUR
Retailer 17€1,066 EUR
Retailer 9€1,160 EUR
Retailer 16€1,168 EUR
Retailer 3€1,464 EUR
Brilliant Earth€2,461 EUR

17 data points across 19 retailers

20 retailers€294 EUR to €2,461 EUR

A+
Cheapest Retailer
-
€294 EUR
$328 USD
A
Retailer 2
-
€328 EUR
$367 USD
View
Final sale: no returns
A
Retailer 3
-
€340 EUR
$380 USD
View
A
Retailer 4
-
€363 EUR
$406 USD
View
A
Retailer 5
-
€366 EUR
$409 USD
View
A
Retailer 6
-
€401 EUR
HK$3,500 HKD
View
A
Retailer 7
-
€465 EUR
£409 GBP
View
A
Retailer 8
-
€488 EUR
$545 USD
View
A
Retailer 9
-
€488 EUR
$545 USD
View
A
Retailer 10
-
€579 EUR
View
A
Retailer 11
-
€595 EUR
$665 USD
View
A
Retailer 12
-
€625 EUR
ZAR 11,273 ZAR
View
A
Retailer 13
-
€648 EUR
£570 GBP
View
A
Retailer 14
-
€847 EUR
A$1,456 AUD
View
B+
Retailer 15
-
€1,066 EUR
$1,191 USD
View
B+
Retailer 16
-
€1,160 EUR
SGD 1,752 SGD
View
B+
Retailer 17
-
€1,168 EUR
$1,305 USD
View
B+
Retailer 18
-
€1,344 EUR
$1,502 USD
View
B+
Retailer 19
-
€1,464 EUR
£1,288 GBP
View
Most Expensive
B
Brilliant Earth
20090410A · Oct 31
€2,461 EUR
$2,750 USD
View
19 more retailers have this diamond
Prices start from €294 EURSave up to €2,168 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+
1.55ct Round
€294 EUR