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Radiant|Lab Grown|IGI

2.53ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG778695576

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

Certificate IGI LG778695576

Diamond specifications and retailer prices

From $1,396 NZD
£618 GBP
As of November 2, 2026
Save $15,452 NZD (92%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $16,848 NZD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 2.53ct lab-grown radiant diamond

This 2.53ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778695576 or 778695576. Listed at 11 retailers as of November 2, 2026, with prices from $1,396 to $16,848, a $15,452 spread on the same certified stone. Diamond Quarter lists it at $16,848. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.53
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.5°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778695576
Dimensions9.18 × 6.74 × 4.64 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.18 mm6.74 mm2.53 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778695576
Side View
Table 66.0%Crown 47.5°Girdle: Slightly ThickPavilion 37.7°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $16,848 NZD|Low: $1,396 NZD|High: $16,848 NZD|Avg: $5,746 NZD
Diamond Quarter
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
November 3, 2026
Retailer 10$1,396 NZD
Retailer 14$2,049 NZD
Retailer 11$2,053 NZD
Retailer 7$2,764 NZD
Retailer 5$2,887 NZD
Retailer 4$2,903 NZD
Retailer 9$3,130 NZD
Retailer 12$3,277 NZD
Retailer 16$4,148 NZD
Retailer 2$5,814 NZD
Retailer 6$6,266 NZD
Retailer 8$7,138 NZD
Retailer 15$7,305 NZD
Retailer 13$9,580 NZD
Retailer 3$10,291 NZD
Diamond Quarter$16,848 NZD

25 data points across 16 retailers

11 retailers$1,396 NZD to $16,848 NZD

A
Cheapest Retailer
-
$1,396 NZD
£618 GBP
A
Retailer 2
-
$2,049 NZD
$1,153 USD
View
A
Retailer 3
-
$2,053 NZD
$1,155 USD
View
A
Retailer 4
-
$3,130 NZD
$1,761 USD
View
A
Retailer 5
-
$3,277 NZD
A$2,837 AUD
View
A
Retailer 6
-
$4,148 NZD
$2,334 USD
View
B+
Retailer 7
-
$5,814 NZD
£2,576 GBP
View
B+
Retailer 8
-
$7,305 NZD
$4,110 USD
View
B
Retailer 9
-
$9,580 NZD
$5,390 USD
View
B
Retailer 10
-
$10,291 NZD
$5,790 USD
View
Most Expensive
B
Diamond Quarter
2.53IFE2509AB64N · Nov 2
$16,848 NZD
£7,464 GBP
View
10 more retailers have this diamond
Prices start from $1,396 NZDSave up to $15,452 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
2.53ct Radiant
$1,396 NZD