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Radiant|Lab Grown|GIA

1.28ct E VVS1 Radiant Lab Grown Diamond

E/VVS1

Diamond specifications and retailer prices

From $2,689 AUD
CA$2,624 CAD
As of October 30, 2026
Save $1,192 AUD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,881 AUD at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included) and certified by GIA. Listed at 2 retailers as of October 30, 2026, with prices from $2,689 to $3,881, a $1,192 spread on the same certified stone. The Diamond Guys lists it at $3,881. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
E
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions7.75 × 5.28 × 3.59 mm
L/W Ratio1.47
Top View
7.75 mm5.28 mm1.28 ctE / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 65.0%CrownGirdle: Slightly ThickPavilionCuletDepth 68.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $2,689 AUD|Low: $1,211 AUD|High: $4,100 AUD|Avg: $2,250 AUD
Retailer 1
Retailer 2
The Diamond Guys
September 4, 2026
Retailer 2$1,211 AUD
Retailer 1$2,689 AUD
The Diamond Guys$3,881 AUD

8 data points across 3 retailers

2 retailers$2,689 AUD to $3,881 AUD

B
Cheapest Retailer
-
$2,689 AUD
CA$2,624 CAD
Most Expensive
C
The Diamond Guys
1842030073 · Oct 31
$3,881 AUD
$2,726 USD
View
1 more retailer has this diamond
Prices start from $2,689 AUDSave up to $1,192 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.

B
1.28ct Radiant
$2,689 AUD