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Radiant|Lab Grown

2.78ct E SI2 Radiant Lab Grown Diamond

ID • E/SI2

Diamond specifications and retailer prices

From $2,856 NZD
$1,604 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,856 NZD at Frank Darling
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Frank Darling

About this 2.78ct lab-grown radiant diamond

This 2.78ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.78
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading Lab
Dimensions9.79 × 7.07 mm
L/W Ratio1.38
Top View
9.79 mm7.07 mm2.78 ctE / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Side View
TableCrownGirdlePavilionCuletDepth 67.0%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 29
Current: $2,856 NZD|Low: $2,856 NZD|High: $3,085 NZD|Avg: $2,971 NZD|-7.4%
October 23, 2026
Frank Darling$2,856 NZD

2 data points across 1 retailer

1 retailer

C
Frank Darling
VD_6304EC · Oct 29
$2,856 NZD
$1,604 USD
View

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.

C
2.78ct Radiant
$2,856 NZD