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Round|Lab Grown|IGI

1.28ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG792617913

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792617913

Diamond specifications and retailer prices

From $569 AUD
$400 USD
As of October 30, 2026
Save $1,391 AUD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,960 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG792617913 or 792617913. Listed at 7 retailers as of October 30, 2026, with prices from $569 to $1,960, a $1,391 spread on the same certified stone. Taylor and Hart lists it at $1,960. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792617913
Dimensions6.96 × 6.98 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.96 mm6.98 mm1.28 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792617913
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.8%

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 30
Current: $952 AUD|Low: $547 AUD|High: $1,960 AUD|Avg: $1,154 AUD|+35.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 1, 2026
Retailer 2$569 AUD
Retailer 4$806 AUD
Retailer 1$952 AUD
Retailer 3$952 AUD
Retailer 6$1,472 AUD
Retailer 5$1,600 AUD
Taylor and Hart$1,960 AUD

28 data points across 7 retailers

7 retailers$569 AUD to $1,960 AUD

A
Cheapest Retailer
-
$569 AUD
$400 USD
B+
Retailer 2
-
$806 AUD
$566 USD
View
B+
Retailer 3
-
$952 AUD
£527 GBP
View
B+
Retailer 4
-
$952 AUD
$669 USD
View
B
Retailer 5
-
$1,472 AUD
$1,034 USD
View
Retailer 6
-
$1,600 AUD
£885 GBP
View
Price last confirmed 17 days ago
Most Expensive
B
Taylor and Hart
23VUEE6 · Oct 31
$1,960 AUD
$1,377 USD
View
6 more retailers have this diamond
Prices start from $569 AUDSave up to $1,391 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
1.28ct Round
$569 AUD