Radiant|Lab Grown|IGI

2.88ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG818631536

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

Certificate IGI LG818631536

Diamond specifications and retailer prices

From $1,502 NZD
$843 USD
As of October 27, 2026
Save $5,064 NZD (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,229 NZD at Novita Diamonds · As of October 1, 2026
View at Novita Diamonds

About this 2.88ct lab-grown radiant diamond

This 2.88ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818631536 or 818631536. Listed at 22 retailers as of October 27, 2026, with a 337% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.88
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818631536
Dimensions9.90 × 7.22 × 4.78 mm
L/W Ratio1.37
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
9.90 mm7.22 mm2.88 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818631536
Side View
Table 68.0%Crown 37.2°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 27
Current: $2,058 NZD|Low: $1,502 NZD|High: $6,973 NZD|Avg: $3,849 NZD|-33.6%
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 7$1,502 NZD
Retailer 4$1,634 NZD
Retailer 8$1,773 NZD
Retailer 17$1,799 NZD
Retailer 1$2,058 NZD
Retailer 18$2,494 NZD
Retailer 2$2,661 NZD
Retailer 9$2,868 NZD
Retailer 10$3,757 NZD
Retailer 11$4,244 NZD
Retailer 12$4,495 NZD
Retailer 3$4,806 NZD
Retailer 14$4,899 NZD
Retailer 5$5,571 NZD
Retailer 15$5,642 NZD
Retailer 19$5,782 NZD
Retailer 6$6,038 NZD
Retailer 16$6,251 NZD
Retailer 13$6,566 NZD

25 data points across 19 retailers

22 retailers$1,502 NZD to $6,566 NZD

A+
Cheapest Retailer
-
$1,502 NZD
$843 USD
A
Retailer 2
-
$1,634 NZD
$917 USD
View
A
Retailer 3
-
$1,773 NZD
$995 USD
View
A
Retailer 4
-
$1,799 NZD
$1,010 USD
View
Final sale: no returns
A
Retailer 5
-
$1,835 NZD
$1,030 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$2,058 NZD
$1,155 USD
View
A
Retailer 7
-
$2,494 NZD
$1,400 USD
View
A
Retailer 8
-
$2,661 NZD
£1,176 GBP
View
A
Retailer 9
-
$2,868 NZD
€1,533 EUR
View
A
Retailer 10
-
$3,757 NZD
$2,109 USD
View
A
Retailer 11
-
$4,244 NZD
A$3,665 AUD
View
Price last confirmed 7 days ago
A
Retailer 12
-
$4,495 NZD
ZAR 40,759 ZAR
View
A
Retailer 13
-
$4,806 NZD
£2,124 GBP
View
A
Retailer 14
-
$4,899 NZD
$2,750 USD
View
A
Retailer 15
-
$5,451 NZD
$3,060 USD
View
B+
Retailer 16
-
$5,571 NZD
$3,127 USD
View
B+
Retailer 17
-
$5,642 NZD
$3,167 USD
View
B+
Retailer 18
-
$5,782 NZD
$3,246 USD
View
B+
Retailer 19
-
$6,038 NZD
$3,389 USD
View
B+
Retailer 20
-
$6,251 NZD
$3,509 USD
View
B+
Retailer 21
-
$6,566 NZD
£2,902 GBP
View
Most Expensive
B+
Novita Diamonds
cert_818631536 · Oct 1
$8,229 NZD
A$7,106 AUD
View
Price last confirmed 28 days ago
21 more retailers have this diamond
Prices start from $1,502 NZDSave up to $5,064 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+
2.88ct Radiant
$1,502 NZD