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Round|Lab Grown|IGI

1.54ct E VVS1 Round Lab Grown Diamond

EX • E/VVS1 • IGI LG778664157

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778664157

Diamond specifications and retailer prices

From $240 USD
As of October 29, 2026
Save $2,240 USD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,480 USD at Brilliant Earth · As of October 25, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778664157 or 778664157. Listed at 24 retailers as of October 25, 2026, with prices from $240 to $2,480, a $2,240 spread on the same certified stone. Brilliant Earth lists it at $2,480. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778664157
Dimensions7.51 × 7.45 × 4.48 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.51 mm7.45 mm1.54 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778664157
Side View
Table 59.0%Crown 32.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.0%

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: $2,480 USD|Low: $240 USD|High: $2,480 USD|Avg: $702 USD
Brilliant Earth
Retailer 2
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Retailer 23
October 30, 2026
Retailer 5$240 USD
Retailer 9$267 USD
Retailer 22$278 USD
Retailer 11$297 USD
Retailer 16$297 USD
Retailer 13$396 USD
Retailer 18$476 USD
Retailer 2$502 USD
Retailer 19$510 USD
Retailer 17$561 USD
Retailer 4$583 USD
Retailer 23$597 USD
Retailer 14$617 USD
Retailer 8$624 USD
Retailer 20$692 USD
Retailer 3$747 USD
Retailer 7$955 USD
Retailer 10$1,007 USD
Retailer 21$1,193 USD
Retailer 15$1,209 USD
Retailer 12$1,214 USD
Retailer 6$1,320 USD
Brilliant Earth$2,480 USD

30 data points across 23 retailers

24 retailers$240 USD to $2,480 USD

A
Cheapest Retailer
-
$240 USD
A
Retailer 2
-
$267 USD
View
Final sale: no returns
A
Retailer 3
-
$278 USD
View
A
Retailer 4
-
$297 USD
View
A
Retailer 5
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$297 USD
View
A
Retailer 6
-
$396 USD
£312 GBP
View
A
Retailer 7
-
$476 USD
€453 EUR
View
A
Retailer 8
-
$502 USD
View
A
Retailer 9
-
$510 USD
ZAR 8,246 ZAR
View
A
Retailer 10
-
$561 USD
£442 GBP
View
B+
Retailer 11
-
$583 USD
View
A
Retailer 12
-
$597 USD
A$918 AUD
View
B+
Retailer 13
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$617 USD
View
B+
Retailer 14
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$624 USD
View
B+
Retailer 15
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$692 USD
A$1,065 AUD
View
B+
Retailer 16
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$747 USD
View
B+
Retailer 17
-
$955 USD
View
B
Retailer 18
-
$1,007 USD
View
Retailer 19
-
$1,166 USD
View
Price last confirmed 110 days ago
B+
Retailer 20
-
$1,193 USD
£939 GBP
View
B+
Retailer 21
-
$1,209 USD
View
B
Retailer 22
-
$1,214 USD
View
B
Retailer 23
-
$1,320 USD
View
Most Expensive
B
Brilliant Earth
18240730A · Oct 25
$2,480 USD
View
23 more retailers have this diamond
Prices start from $240 USDSave up to $2,240 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
$240 USD