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Round|Lab Grown|IGI

2.45ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG487199049

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487199049

Diamond specifications and retailer prices

From $2,431 NZD
$1,370 USD
As of October 31, 2026
Save $14,424 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $20,584 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 2.45ct lab-grown round diamond

This 2.45ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG487199049 or 487199049. Listed at 12 retailers as of October 31, 2026, with a 593% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.45
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487199049
Dimensions8.71 × 8.76 × 5.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.71 mm8.76 mm2.45 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487199049
Side View
Table 59.5%Crown 33.9°GirdlePavilion 40.2°Culet: NoneDepth 59.6%

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: Oct 31
Current: $16,855 NZD|Low: $2,431 NZD|High: $20,584 NZD|Avg: $10,597 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Reve Diamonds
November 1, 2026
Retailer 2$2,431 NZD
Retailer 4$6,785 NZD
Retailer 7$7,596 NZD
Retailer 5$7,869 NZD
Retailer 8$7,975 NZD
Retailer 9$8,797 NZD
Retailer 3$10,436 NZD
Retailer 6$12,195 NZD
Retailer 1$16,855 NZD
Reve Diamonds$20,584 NZD

18 data points across 10 retailers

12 retailers$2,431 NZD to $16,855 NZD

A
Cheapest Retailer
-
$2,431 NZD
$1,370 USD
B+
Retailer 2
-
$6,785 NZD
$3,824 USD
View
B+
Retailer 3
-
$7,110 NZD
$4,007 USD
View
B
Retailer 4
-
$7,596 NZD
$4,281 USD
View
Final sale: no returns
Retailer 5
-
$7,869 NZD
$4,435 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
$7,869 NZD
$4,435 USD
View
B+
Retailer 7
-
$7,975 NZD
$4,495 USD
View
B
Retailer 8
-
$9,833 NZD
$5,542 USD
View
B
Retailer 9
-
$10,436 NZD
$5,882 USD
View
B
Retailer 10
-
$12,195 NZD
$6,873 USD
View
B
Retailer 11
-
$16,855 NZD
£7,480 GBP
View
Most Expensive
Reve Diamonds
0DCD5D497 · Nov 1
$20,584 NZD
$11,601 USD
View
Price under review
11 more retailers have this diamond
Prices start from $2,431 NZDSave up to $14,424 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
2.45ct Round
$2,431 NZD