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Radiant|Lab Grown|IGI

1.28ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG841629633

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG841629633

Diamond specifications and retailer prices

From $273 AUD
$192 USD
As of October 27, 2026
Save $1,314 AUD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,587 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841629633 or 841629633. Listed at 18 retailers as of October 26, 2026, with prices from $273 to $1,587, a $1,314 spread on the same certified stone. MOH London lists it at $1,587. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841629633
Dimensions8.21 × 5.13 × 3.53 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.21 mm5.13 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841629633
Side View
Table 65.0%Crown 40.9°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 68.8%

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 27
Current: $1,587 AUD|Low: $273 AUD|High: $1,618 AUD|Avg: $736 AUD|-1.9%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 28, 2026
Retailer 5$273 AUD
Retailer 7$306 AUD
Retailer 3$317 AUD
Retailer 15$338 AUD
Retailer 18$338 AUD
Retailer 12$388 AUD
Retailer 16$458 AUD
Retailer 6$554 AUD
Retailer 11$582 AUD
Retailer 13$614 AUD
Retailer 4$799 AUD
Retailer 14$827 AUD
Retailer 9$903 AUD
Retailer 17$1,089 AUD
Retailer 8$1,093 AUD
Retailer 10$1,108 AUD
Retailer 2$1,161 AUD
MOH London$1,587 AUD

20 data points across 18 retailers

18 retailers$273 AUD to $1,587 AUD

A
Cheapest Retailer
-
$273 AUD
$192 USD
A
Retailer 2
-
$306 AUD
$215 USD
View
Final sale: no returns
A
Retailer 3
-
$317 AUD
$223 USD
View
A
Retailer 4
-
$338 AUD
$238 USD
View
A
Retailer 5
-
$338 AUD
$238 USD
View
A
Retailer 6
-
$388 AUD
£215 GBP
View
B+
Retailer 7
-
$458 AUD
$322 USD
View
A
Retailer 8
-
$554 AUD
€371 EUR
View
A
Retailer 9
-
$582 AUD
ZAR 6,614 ZAR
View
A
Retailer 10
-
$614 AUD
£340 GBP
View
A
Retailer 11
-
$799 AUD
$562 USD
View
B+
Retailer 12
-
$827 AUD
View
B+
Retailer 13
-
$903 AUD
$635 USD
View
B+
Retailer 14
-
$1,089 AUD
$766 USD
View
B+
Retailer 15
-
$1,093 AUD
$769 USD
View
B+
Retailer 16
-
$1,108 AUD
SGD 1,053 SGD
View
B+
Retailer 17
-
$1,161 AUD
$816 USD
View
Most Expensive
B
MOH London
LG841629633 · Oct 26
$1,587 AUD
£879 GBP
View
17 more retailers have this diamond
Prices start from $273 AUDSave up to $1,314 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 Radiant
$273 AUD