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Radiant|Lab Grown|GIA

1.28ct E VVS1 Radiant Lab Grown Diamond

E/VVS1

Diamond specifications and retailer prices

From $3,352 NZD
CA$2,624 CAD
As of October 30, 2026
Save $1,485 NZD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,837 NZD at The Diamond Guys · As of November 1, 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 $3,352 to $4,837, a $1,485 spread on the same certified stone. The Diamond Guys lists it at $4,837. 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: $3,352 NZD|Low: $1,510 NZD|High: $5,110 NZD|Avg: $2,804 NZD
Retailer 1
Retailer 2
The Diamond Guys
September 4, 2026
Retailer 2$1,510 NZD
Retailer 1$3,352 NZD
The Diamond Guys$4,837 NZD

8 data points across 3 retailers

2 retailers$3,352 NZD to $4,837 NZD

B
Cheapest Retailer
-
$3,352 NZD
CA$2,624 CAD
Most Expensive
C
The Diamond Guys
1842030073 · Nov 1
$4,837 NZD
$2,726 USD
View
1 more retailer has this diamond
Prices start from $3,352 NZDSave up to $1,485 NZD

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
$3,352 NZD