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Marquise|Lab Grown|IGI

1.28ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG836612347

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836612347

Diamond specifications and retailer prices

From $321 AUD
As of November 4, 2026
Save $2,421 AUD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,743 AUD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise 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 LG836612347 or 836612347. Listed at 10 retailers as of November 4, 2026, with prices from $321 to $2,743, a $2,421 spread on the same certified stone. Do Amore Diamonds lists it at $2,743. 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°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612347
Dimensions10.97 × 5.80 × 3.47 mm
L/W Ratio1.89
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
10.97 mm5.80 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612347
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 59.8%

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: Nov 4
Current: $2,743 AUD|Low: $321 AUD|High: $2,814 AUD|Avg: $1,078 AUD|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$321 AUD
Retailer 2$431 AUD
Retailer 10$494 AUD
Retailer 8$650 AUD
Retailer 4$983 AUD
Retailer 6$1,057 AUD
Retailer 5$1,069 AUD
Retailer 9$1,414 AUD
Retailer 7$1,610 AUD
Do Amore Diamonds$2,743 AUD

13 data points across 10 retailers

10 retailers$321 AUD to $2,743 AUD

A
Cheapest Retailer
-
$321 AUD
Final sale: no returns
A
Retailer 2
-
$431 AUD
View
B+
Retailer 3
-
$494 AUD
View
Retailer 4
-
$650 AUD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$983 AUD
View
B+
Retailer 6
-
$1,057 AUD
View
B+
Retailer 7
-
$1,069 AUD
View
B
Retailer 8
-
$1,414 AUD
View
B
Retailer 9
-
$1,610 AUD
View
Most Expensive
B
Do Amore Diamonds
27-4C090F3B8 · Nov 5
$2,743 AUD
$1,920 USD
View
9 more retailers have this diamond
Prices start from $321 AUDSave up to $2,421 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 Marquise
$321 AUD