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Oval|Lab Grown|IGI

2.50ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG843641873

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG843641873

Diamond specifications and retailer prices

From $1,891 NZD
$1,066 USD
As of October 29, 2026
Save $5,769 NZD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,661 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 2.5ct lab-grown oval diamond

This 2.5ct lab-grown oval sits in the two to three carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843641873 or 843641873. Listed at 17 retailers as of October 29, 2026, with prices from $1,891 to $7,661, a $5,769 spread on the same certified stone. Taylor and Hart lists it at $7,661. 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

2.50
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843641873
Dimensions12.55 × 6.90 × 4.26 mm
L/W Ratio1.82
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.55 mm6.90 mm2.50 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843641873
Side View
Table 65.0%Crown 34.4°Girdle: THK-VTKPavilion 42.2°Culet: LargeDepth 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: Oct 29
Current: $3,182 NZD|Low: $1,877 NZD|High: $8,359 NZD|Avg: $4,075 NZD|+0.1%
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
Taylor and Hart
October 31, 2026
Retailer 14$1,891 NZD
Retailer 10$2,056 NZD
Retailer 13$2,060 NZD
Retailer 4$2,193 NZD
Retailer 8$2,388 NZD
Retailer 16$2,502 NZD
Retailer 12$2,748 NZD
Retailer 7$2,860 NZD
Retailer 1$3,182 NZD
Retailer 5$3,416 NZD
Retailer 9$4,111 NZD
Retailer 11$4,448 NZD
Retailer 6$4,720 NZD
Retailer 15$5,659 NZD
Retailer 2$6,057 NZD
Retailer 3$7,479 NZD
Taylor and Hart$7,661 NZD

22 data points across 17 retailers

17 retailers$1,891 NZD to $7,661 NZD

B+
Cheapest Retailer
-
$1,891 NZD
$1,066 USD
B+
Retailer 2
-
$2,056 NZD
$1,159 USD
View
B+
Retailer 3
-
$2,060 NZD
$1,161 USD
View
B+
Retailer 4
-
$2,193 NZD
$1,236 USD
View
Retailer 5
-
$2,388 NZD
$1,346 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$2,502 NZD
$1,410 USD
View
B+
Retailer 7
-
$2,748 NZD
$1,549 USD
View
B
Retailer 8
-
$2,860 NZD
$1,612 USD
View
B
Retailer 9
-
$3,182 NZD
€1,708 EUR
View
B
Retailer 10
-
$3,416 NZD
$1,925 USD
View
B
Retailer 11
-
$4,111 NZD
$2,317 USD
View
B
Retailer 12
-
$4,448 NZD
$2,507 USD
View
B
Retailer 13
-
$4,720 NZD
$2,660 USD
View
B
Retailer 14
-
$5,659 NZD
ZAR 51,523 ZAR
View
B
Retailer 15
-
$6,057 NZD
£2,688 GBP
View
B
Retailer 16
-
$7,479 NZD
£3,319 GBP
View
Most Expensive
B
Taylor and Hart
32SPMD9 · Oct 30
$7,661 NZD
$4,318 USD
View
16 more retailers have this diamond
Prices start from $1,891 NZDSave up to $5,769 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
$1,891 NZD