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Oval|Lab Grown|IGI

2.50ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG451055715

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451055715

Diamond specifications and retailer prices

From $6,902 NZD
As of November 5, 2026
Save $10,203 NZD (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $17,104 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 2.5ct lab-grown oval diamond

This 2.5ct lab-grown oval sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055715 or 451055715. Listed at 8 retailers as of November 5, 2026, with prices from $6,902 to $17,104, a $10,203 spread on the same certified stone. MOH London lists it at $17,104. 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

2.50
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055715
Dimensions10.55 × 7.78 × 4.80 mm
L/W Ratio1.36
Girdle conditionFaceted
Top View
10.55 mm7.78 mm2.50 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055715
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $17,104 NZD|Low: $6,626 NZD|High: $18,156 NZD|Avg: $11,172 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$6,902 NZD
Retailer 7$7,234 NZD
Retailer 4$8,008 NZD
Retailer 8$8,953 NZD
Retailer 6$10,004 NZD
Retailer 2$10,620 NZD
Retailer 5$12,405 NZD
MOH London$17,104 NZD
Retailer 9$18,156 NZD

15 data points across 9 retailers

8 retailers$6,902 NZD to $17,104 NZD

B+
Cheapest Retailer
-
$6,902 NZD
B
Retailer 2
-
$7,234 NZD
View
B
Retailer 3
-
$8,008 NZD
View
Retailer 4
-
$8,008 NZD
View
Price last confirmed 25 days ago
B
Retailer 5
-
$10,004 NZD
View
B
Retailer 6
-
$10,620 NZD
View
C
Retailer 7
-
$12,405 NZD
View
Most Expensive
B
MOH London
LG451055715 · Nov 5
$17,104 NZD
£7,466 GBP
View
7 more retailers have this diamond
Prices start from $6,902 NZDSave up to $10,203 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.

B+
2.50ct Oval
$6,902 NZD