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Round|Lab Grown|IGI

1.54ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG768650557

Shape and cutting style on the report: Round brilliant

Certificate IGI LG768650557

Diamond specifications and retailer prices

From $315 USD
As of October 29, 2026
Save $2,505 USD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,820 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768650557 or 768650557. Listed at 26 retailers as of October 28, 2026, with prices from $315 to $2,820, a $2,505 spread on the same certified stone. Brilliant Earth lists it at $2,820. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768650557
Dimensions7.38 × 7.40 × 4.58 mm
L/W Ratio1.00
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
7.38 mm7.40 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768650557
Side View
Table 56.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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 29
Current: $2,820 USD|Low: $307 USD|High: $2,830 USD|Avg: $1,009 USD
Brilliant Earth
Retailer 2
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October 29, 2026
Retailer 18$315 USD
Retailer 19$353 USD
Retailer 5$367 USD
Retailer 7$392 USD
Retailer 15$392 USD
Retailer 4$545 USD
Retailer 21$591 USD
Retailer 23$630 USD
Retailer 12$637 USD
Retailer 3$674 USD
Retailer 17$681 USD
Retailer 13$693 USD
Retailer 11$726 USD
Retailer 9$909 USD
Retailer 24$914 USD
Retailer 8$968 USD
Retailer 22$1,245 USD
Retailer 10$1,261 USD
Retailer 2$1,302 USD
Retailer 16$1,508 USD
Retailer 14$1,565 USD
Retailer 20$1,575 USD
Retailer 6$2,135 USD
Brilliant Earth$2,820 USD

28 data points across 24 retailers

26 retailers$315 USD to $2,820 USD

A
Cheapest Retailer
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$315 USD
A
Retailer 2
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$353 USD
View
Final sale: no returns
A
Retailer 3
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$367 USD
View
A
Retailer 4
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$392 USD
View
A
Retailer 5
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$392 USD
View
A
Retailer 6
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$545 USD
View
A
Retailer 7
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$591 USD
£465 GBP
View
A
Retailer 8
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$630 USD
€600 EUR
View
A
Retailer 9
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$637 USD
View
A
Retailer 10
-
$674 USD
ZAR 10,887 ZAR
View
A
Retailer 11
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$681 USD
A$1,048 AUD
View
A
Retailer 12
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$693 USD
£545 GBP
View
A
Retailer 13
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$726 USD
View
A
Retailer 14
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$909 USD
View
A
Retailer 15
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$914 USD
A$1,406 AUD
View
B+
Retailer 16
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$968 USD
View
B+
Retailer 17
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$1,245 USD
SGD 1,682 SGD
View
B+
Retailer 18
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$1,261 USD
View
B+
Retailer 19
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$1,302 USD
View
B+
Retailer 20
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$1,386 USD
View
B+
Retailer 21
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$1,416 USD
A$2,178 AUD
View
Price last confirmed 28 days ago
B+
Retailer 22
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$1,508 USD
View
B+
Retailer 23
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$1,565 USD
View
B+
Retailer 24
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$1,575 USD
£1,240 GBP
View
B+
Retailer 25
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$2,135 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20667158A · Oct 28
$2,820 USD
View
25 more retailers have this diamond
Prices start from $315 USDSave up to $2,505 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
1.54ct Round
$315 USD