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Round|Lab Grown|IGI

1.28ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG787651717

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787651717

Diamond specifications and retailer prices

From $258 AUD
$181 USD
As of November 1, 2026
Save $1,355 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,613 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787651717 or 787651717. Listed at 17 retailers as of November 1, 2026, with prices from $258 to $1,613, a $1,355 spread on the same certified stone. Reve Diamonds lists it at $1,613. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787651717
Dimensions6.98 × 6.95 × 4.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.98 mm6.95 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787651717
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

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: Nov 1
Current: $779 AUD|Low: $248 AUD|High: $1,613 AUD|Avg: $661 AUD|-0.9%
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
Reve Diamonds
November 2, 2026
Retailer 14$258 AUD
Retailer 13$288 AUD
Retailer 4$299 AUD
Retailer 2$319 AUD
Retailer 12$319 AUD
Retailer 5$444 AUD
Retailer 10$551 AUD
Retailer 8$552 AUD
Retailer 7$575 AUD
Retailer 6$676 AUD
Retailer 1$779 AUD
Retailer 3$1,028 AUD
Retailer 11$1,085 AUD
Retailer 9$1,493 AUD
Reve Diamonds$1,613 AUD

43 data points across 15 retailers

17 retailers$258 AUD to $1,613 AUD

A
Cheapest Retailer
-
$258 AUD
$181 USD
A
Retailer 2
-
$288 AUD
$202 USD
View
Final sale: no returns
A
Retailer 3
-
$299 AUD
$210 USD
View
Retailer 4
-
$319 AUD
$224 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$319 AUD
$224 USD
View
B+
Retailer 6
-
$444 AUD
$312 USD
View
A
Retailer 7
-
$551 AUD
£305 GBP
View
A
Retailer 8
-
$552 AUD
ZAR 6,260 ZAR
View
A
Retailer 9
-
$575 AUD
£318 GBP
View
B+
Retailer 10
-
$676 AUD
$475 USD
View
B+
Retailer 11
-
$727 AUD
$511 USD
View
B+
Retailer 12
-
$779 AUD
View
B+
Retailer 13
-
$1,028 AUD
$722 USD
View
B
Retailer 14
-
$1,085 AUD
$762 USD
View
B
Retailer 15
-
$1,104 AUD
$776 USD
View
B
Retailer 16
-
$1,493 AUD
£826 GBP
View
Most Expensive
B
Reve Diamonds
8071E3853 · Nov 1
$1,613 AUD
$1,133 USD
View
16 more retailers have this diamond
Prices start from $258 AUDSave up to $1,355 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
$258 AUD