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Oval|Lab Grown|IGI

1.55ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG780656273

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780656273

Diamond specifications and retailer prices

From $311 AUD
$218 USD
As of October 26, 2026
Save $1,501 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,812 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780656273 or 780656273. Listed at 19 retailers as of October 26, 2026, with prices from $311 to $1,812, a $1,501 spread on the same certified stone. Brilliant Earth lists it at $1,812. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780656273
Dimensions9.25 × 6.60 × 4.11 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.25 mm6.60 mm1.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780656273
Side View
Table 62.0%Crown 32.6°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.3%

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 26
Current: $1,812 AUD|Low: $311 AUD|High: $2,055 AUD|Avg: $964 AUD|-11.8%
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
Retailer 19
October 31, 2026
Retailer 17$311 AUD
Retailer 7$360 AUD
Retailer 3$385 AUD
Retailer 19$385 AUD
Retailer 14$453 AUD
Retailer 11$502 AUD
Retailer 15$661 AUD
Retailer 2$679 AUD
Retailer 12$712 AUD
Retailer 6$715 AUD
Retailer 4$856 AUD
Retailer 16$899 AUD
Retailer 5$1,237 AUD
Retailer 18$1,241 AUD
Retailer 8$1,252 AUD
Retailer 10$1,313 AUD
Retailer 13$1,551 AUD
Retailer 9$1,567 AUD
Brilliant Earth$1,812 AUD

20 data points across 19 retailers

19 retailers$311 AUD to $1,812 AUD

A
Cheapest Retailer
-
$311 AUD
$218 USD
A
Retailer 2
-
$360 AUD
$252 USD
View
Retailer 3
-
$385 AUD
$270 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$385 AUD
$270 USD
View
A
Retailer 5
-
$453 AUD
£250 GBP
View
B+
Retailer 6
-
$502 AUD
$352 USD
View
A
Retailer 7
-
$661 AUD
ZAR 7,487 ZAR
View
A
Retailer 8
-
$679 AUD
€453 EUR
View
A
Retailer 9
-
$712 AUD
£393 GBP
View
A
Retailer 10
-
$715 AUD
$501 USD
View
A
Retailer 11
-
$856 AUD
$600 USD
View
A
Retailer 12
-
$899 AUD
View
B+
Retailer 13
-
$1,237 AUD
$867 USD
View
Retailer 14
-
$1,241 AUD
$870 USD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
$1,252 AUD
SGD 1,186 SGD
View
B+
Retailer 16
-
$1,313 AUD
$920 USD
View
B
Retailer 17
-
$1,551 AUD
£856 GBP
View
B
Retailer 18
-
$1,567 AUD
$1,098 USD
View
Most Expensive
B
Brilliant Earth
20121923A · Nov 2
$1,812 AUD
$1,270 USD
View
18 more retailers have this diamond
Prices start from $311 AUDSave up to $1,501 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
1.55ct Oval
$311 AUD