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Oval|Lab Grown|IGI

1.28ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG841648440

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG841648440

Diamond specifications and retailer prices

From $303 AUD
As of November 5, 2026
Save $979 AUD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,506 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841648440 or 841648440. Listed at 19 retailers as of November 5, 2026, with a 323% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841648440
Dimensions8.97 × 6.11 × 3.69 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.97 mm6.11 mm1.28 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841648440
Side View
Table 61.0%Crown 31.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.4%

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 5
Current: $1,506 AUD|Low: $303 AUD|High: $1,520 AUD|Avg: $831 AUD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 19
Retailer 20
November 6, 2026
Retailer 6$303 AUD
Retailer 20$351 AUD
Retailer 4$376 AUD
Retailer 18$376 AUD
Retailer 19$450 AUD
Retailer 17$630 AUD
Retailer 10$644 AUD
Retailer 16$647 AUD
Retailer 2$684 AUD
Retailer 7$696 AUD
Retailer 8$833 AUD
Retailer 13$850 AUD
Retailer 15$917 AUD
Retailer 14$981 AUD
Retailer 12$1,021 AUD
Retailer 3$1,206 AUD
Retailer 5$1,220 AUD
Retailer 9$1,281 AUD
Retailer 11$1,281 AUD
MOH London$1,506 AUD

33 data points across 20 retailers

19 retailers$303 AUD to $1,281 AUD

A
Cheapest Retailer
-
$303 AUD
A
Retailer 2
-
$351 AUD
View
Retailer 3
-
$376 AUD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$376 AUD
View
A
Retailer 5
-
$630 AUD
View
A
Retailer 6
-
$644 AUD
View
A
Retailer 7
-
$647 AUD
View
A
Retailer 8
-
$684 AUD
View
A
Retailer 9
-
$696 AUD
View
B+
Retailer 10
-
$833 AUD
View
B+
Retailer 11
-
$850 AUD
View
B+
Retailer 12
-
$917 AUD
View
B+
Retailer 13
-
$981 AUD
View
Retailer 14
-
$1,021 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$1,206 AUD
View
B
Retailer 16
-
$1,220 AUD
View
B
Retailer 17
-
$1,281 AUD
View
B
Retailer 18
-
$1,281 AUD
View
Most Expensive
MOH London
LG841648440 · Oct 26
$1,506 AUD
£830 GBP
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from $303 AUDSave up to $979 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 Oval
$303 AUD