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Round|Lab Grown|IGI

1.28ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG780646223

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780646223

Diamond specifications and retailer prices

From $281 AUD
$197 USD
As of November 1, 2026
Save $2,416 AUD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,697 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 LG780646223 or 780646223. Listed at 17 retailers as of October 31, 2026, with prices from $281 to $2,697, a $2,416 spread on the same certified stone. Do Amore Diamonds lists it at $2,697. 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 angle34.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780646223
Dimensions6.92 × 6.94 × 4.28 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
6.92 mm6.94 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780646223
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,697 AUD|Low: $281 AUD|High: $2,697 AUD|Avg: $864 AUD
Do Amore Diamonds
Retailer 2
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Retailer 21
November 1, 2026
Retailer 19$281 AUD
Retailer 5$315 AUD
Retailer 18$325 AUD
Retailer 14$384 AUD
Retailer 4$420 AUD
Retailer 7$477 AUD
Retailer 9$578 AUD
Retailer 15$632 AUD
Retailer 2$664 AUD
Retailer 21$702 AUD
Retailer 10$733 AUD
Retailer 6$835 AUD
Retailer 17$940 AUD
Retailer 13$1,000 AUD
Retailer 8$1,089 AUD
Retailer 12$1,119 AUD
Retailer 11$1,149 AUD
Retailer 20$1,184 AUD
Retailer 3$1,237 AUD
Retailer 16$1,549 AUD
Do Amore Diamonds$2,697 AUD

19 data points across 21 retailers

17 retailers$281 AUD to $2,697 AUD

A
Cheapest Retailer
-
$281 AUD
$197 USD
A
Retailer 2
-
$315 AUD
$221 USD
View
Final sale: no returns
A
Retailer 3
-
$325 AUD
$228 USD
View
Retailer 4
-
$384 AUD
HK$2,100 HKD
View
Price last confirmed 59 days ago
A
Retailer 5
-
$420 AUD
$294 USD
View
B+
Retailer 6
-
$477 AUD
$334 USD
View
A
Retailer 7
-
$632 AUD
€422 EUR
View
A
Retailer 8
-
$664 AUD
£366 GBP
View
B+
Retailer 9
-
$702 AUD
$492 USD
View
B+
Retailer 10
-
$835 AUD
$585 USD
View
B+
Retailer 11
-
$940 AUD
View
B+
Retailer 12
-
$1,000 AUD
$701 USD
View
B
Retailer 13
-
$1,089 AUD
$763 USD
View
B
Retailer 14
-
$1,184 AUD
$830 USD
View
B
Retailer 15
-
$1,237 AUD
$867 USD
View
B
Retailer 16
-
$1,549 AUD
£855 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E63D3B6C0 · Oct 31
$2,697 AUD
$1,890 USD
View
16 more retailers have this diamond
Prices start from $281 AUDSave up to $2,416 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
$281 AUD