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Round|Lab Grown|IGI

1.54ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG770644991

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770644991

Diamond specifications and retailer prices

From $354 AUD
$249 USD
As of October 29, 2026
Save $1,600 AUD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,955 AUD at With Clarity · As of October 31, 2026
View at With Clarity

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 LG770644991 or 770644991. Listed at 19 retailers as of October 29, 2026, with prices from $354 to $1,955, a $1,600 spread on the same certified stone. With Clarity lists it at $1,955. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770644991
Dimensions7.48 × 7.46 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm7.46 mm1.54 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770644991
Side View
Table 59.0%Crown 33.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.4%

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: $789 AUD|Low: $340 AUD|High: $1,979 AUD|Avg: $950 AUD|+11.9%
Retailer 1
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
With Clarity
October 31, 2026
Retailer 16$354 AUD
Retailer 5$411 AUD
Retailer 2$440 AUD
Retailer 7$440 AUD
Retailer 8$678 AUD
Retailer 9$687 AUD
Retailer 3$736 AUD
Retailer 11$755 AUD
Retailer 1$789 AUD
Retailer 4$796 AUD
Retailer 12$1,024 AUD
Retailer 14$1,108 AUD
Retailer 10$1,125 AUD
Retailer 6$1,412 AUD
Retailer 13$1,763 AUD
With Clarity$1,916 AUD
Retailer 15$1,922 AUD

44 data points across 17 retailers

19 retailers$354 AUD to $1,955 AUD

A
Cheapest Retailer
-
$354 AUD
$249 USD
A
Retailer 2
-
$411 AUD
$289 USD
View
A
Retailer 3
-
$440 AUD
$309 USD
View
A
Retailer 4
-
$440 AUD
$309 USD
View
A
Retailer 5
-
$678 AUD
$476 USD
View
A
Retailer 6
-
$687 AUD
£380 GBP
View
A
Retailer 7
-
$736 AUD
$517 USD
View
A
Retailer 8
-
$755 AUD
ZAR 8,566 ZAR
View
A
Retailer 9
-
$789 AUD
€528 EUR
View
A
Retailer 10
-
$796 AUD
$559 USD
View
A
Retailer 11
-
$1,024 AUD
View
B+
Retailer 12
-
$1,108 AUD
$778 USD
View
B+
Retailer 13
-
$1,125 AUD
$790 USD
View
Retailer 14
-
$1,139 AUD
$800 USD
View
Price last confirmed 13 days ago
B+
Retailer 15
-
$1,412 AUD
$992 USD
View
B+
Retailer 16
-
$1,486 AUD
$1,044 USD
View
B+
Retailer 17
-
$1,763 AUD
£975 GBP
View
Retailer 18
-
$1,922 AUD
$1,350 USD
View
Price last confirmed 20 days ago
Most Expensive
B
With Clarity
770644991 · Oct 31
$1,955 AUD
$1,373 USD
View
18 more retailers have this diamond
Prices start from $354 AUDSave up to $1,600 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
$354 AUD