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Round|Lab Grown|IGI

1.55ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG790661652

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790661652

Diamond specifications and retailer prices

From $447 USD
As of October 29, 2026
Save $3,523 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,970 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790661652 or 790661652. Listed at 21 retailers as of October 29, 2026, with prices from $447 to $3,970, a $3,523 spread on the same certified stone. Do Amore Diamonds lists it at $3,970. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790661652
Dimensions7.46 × 7.42 × 4.58 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
7.46 mm7.42 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790661652
Side View
Table 58.0%Crown 34.7°Girdle: MediumPavilion 41°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
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 29
Current: $3,970 USD|Low: $447 USD|High: $4,460 USD|Avg: $1,577 USD|-11.0%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 10$447 USD
Retailer 7$500 USD
Retailer 4$501 USD
Retailer 6$554 USD
Retailer 19$700 USD
Retailer 20$744 USD
Retailer 5$869 USD
Retailer 8$871 USD
Retailer 2$920 USD
Retailer 16$920 USD
Retailer 13$1,015 USD
Retailer 18$1,052 USD
Retailer 9$1,491 USD
Retailer 3$1,610 USD
Retailer 14$2,074 USD
Retailer 11$2,111 USD
Retailer 15$2,480 USD
Retailer 17$2,569 USD
Retailer 12$2,680 USD
Do Amore Diamonds$3,970 USD

36 data points across 20 retailers

21 retailers$447 USD to $3,970 USD

A
Cheapest Retailer
-
$447 USD
A
Retailer 2
-
$500 USD
View
Final sale: no returns
A
Retailer 3
-
$501 USD
View
A
Retailer 4
-
$554 USD
View
Retailer 5
-
$623 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$700 USD
View
A
Retailer 7
-
$744 USD
View
A
Retailer 8
-
$869 USD
View
A
Retailer 9
-
$871 USD
View
A
Retailer 10
-
$920 USD
£724 GBP
View
A
Retailer 11
-
$920 USD
€876 EUR
View
A
Retailer 12
-
$1,015 USD
£799 GBP
View
A
Retailer 13
-
$1,052 USD
ZAR 16,993 ZAR
View
B+
Retailer 14
-
$1,491 USD
View
B+
Retailer 15
-
$1,610 USD
View
B+
Retailer 16
-
$2,074 USD
View
B
Retailer 17
-
$2,111 USD
View
B
Retailer 18
-
$2,480 USD
View
B
Retailer 19
-
$2,569 USD
£2,023 GBP
View
Retailer 20
-
$2,680 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-D64489C9C · Oct 31
$3,970 USD
View
20 more retailers have this diamond
Prices start from $447 USDSave up to $3,523 USD

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
$447 USD