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Round|Lab Grown|IGI

1.54ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG778657770

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778657770

Diamond specifications and retailer prices

From $295 AUD
$207 USD
As of October 29, 2026
Save $1,257 AUD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,552 AUD at Brilliant Earth · As of October 30, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778657770 or 778657770. Listed at 21 retailers as of October 29, 2026, with prices from $295 to $1,552, a $1,257 spread on the same certified stone. Brilliant Earth lists it at $1,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778657770
Dimensions7.44 × 7.39 × 4.51 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
7.44 mm7.39 mm1.54 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778657770
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.8%

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: $1,552 AUD|Low: $289 AUD|High: $2,178 AUD|Avg: $912 AUD|-28.8%
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
October 31, 2026
Retailer 18$295 AUD
Retailer 14$329 AUD
Retailer 13$342 AUD
Retailer 2$366 AUD
Retailer 8$367 AUD
Retailer 6$631 AUD
Retailer 15$632 AUD
Retailer 9$658 AUD
Retailer 12$839 AUD
Retailer 7$859 AUD
Retailer 4$958 AUD
Retailer 5$1,089 AUD
Retailer 11$1,174 AUD
Retailer 10$1,191 AUD
Retailer 17$1,251 AUD
Retailer 16$1,478 AUD
Retailer 3$1,481 AUD
Brilliant Earth$1,552 AUD

32 data points across 18 retailers

21 retailers$295 AUD to $1,552 AUD

A
Cheapest Retailer
-
$295 AUD
$207 USD
Retailer 2
-
$300 AUD
$211 USD
View
Price last confirmed 43 days ago
A
Retailer 3
-
$329 AUD
$231 USD
View
Final sale: no returns
A
Retailer 4
-
$342 AUD
$240 USD
View
Retailer 5
-
$364 AUD
$256 USD
View
Price last confirmed 42 days ago
A
Retailer 6
-
$366 AUD
$257 USD
View
A
Retailer 7
-
$367 AUD
$258 USD
View
A
Retailer 8
-
$631 AUD
ZAR 7,165 ZAR
View
B+
Retailer 9
-
$632 AUD
$444 USD
View
A
Retailer 10
-
$658 AUD
$462 USD
View
A
Retailer 11
-
$839 AUD
$589 USD
View
A
Retailer 12
-
$859 AUD
View
B+
Retailer 13
-
$958 AUD
$673 USD
View
B+
Retailer 14
-
$1,089 AUD
$765 USD
View
B+
Retailer 15
-
$1,174 AUD
$825 USD
View
Retailer 16
-
$1,189 AUD
$835 USD
View
Price last confirmed 40 days ago
B+
Retailer 17
-
$1,191 AUD
SGD 1,131 SGD
View
B+
Retailer 18
-
$1,251 AUD
$879 USD
View
B+
Retailer 19
-
$1,478 AUD
$1,038 USD
View
B+
Retailer 20
-
$1,481 AUD
£819 GBP
View
Most Expensive
B+
Brilliant Earth
21501128A · Oct 30
$1,552 AUD
$1,090 USD
View
20 more retailers have this diamond
Prices start from $295 AUDSave up to $1,257 AUD

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
$295 AUD