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Radiant|Lab Grown|IGI

2.56ct E IF Radiant Lab Grown Diamond

E/IF • IGI LG637460197

Certificate IGI LG637460197

Diamond specifications and retailer prices

From $2,968 NZD
$1,670 USD
As of November 2, 2026
Save $10,770 NZD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $13,739 NZD at Zales · As of November 2, 2026
View at Zales

About this 2.56ct lab-grown radiant diamond

This 2.56ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI LG637460197 or 637460197. Listed at 3 retailers as of November 2, 2026, with prices from $2,968 to $13,739, a $10,770 spread on the same certified stone. Zales lists it at $13,739. 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

2.56
Carat
E
Colour
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG637460197
Dimensions9.66 × 6.88 mm
L/W Ratio1.40
Top View
9.66 mm6.88 mm2.56 ctE / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG637460197
Side View
Table 68.0%CrownGirdle: MediumPavilionCulet: NoneDepth 66.4%

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: Nov 2
Current: $2,968 NZD|Low: $2,968 NZD|High: $13,756 NZD|Avg: $11,241 NZD|-58.8%
Retailer 1
Retailer 2
Zales
September 28, 2026
Retailer 1$2,968 NZD
Retailer 2$13,739 NZD
Zales$13,739 NZD

7 data points across 3 retailers

3 retailers$2,968 NZD to $13,739 NZD

A
Cheapest Retailer
-
$2,968 NZD
$1,670 USD
B
Retailer 2
-
$13,739 NZD
$7,730 USD
View
Most Expensive
B
Zales
527912267 · Nov 2
$13,739 NZD
$7,730 USD
View
2 more retailers have this diamond
Prices start from $2,968 NZDSave up to $10,770 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.

A
2.56ct Radiant
$2,968 NZD