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Oval|Lab Grown|IGI

2.57ct E VVS1 Oval Lab Grown Diamond

ID • E/VVS1 • IGI LG828643687

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828643687

Diamond specifications and retailer prices

From $841 NZD
$474 USD
As of October 26, 2026
Save $3,061 NZD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,902 NZD at Brilliance · As of October 27, 2026
View at Brilliance

About this 2.57ct lab-grown oval diamond

This 2.57ct lab-grown oval sits in the two to three carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828643687 or 828643687. Listed at 19 retailers as of October 26, 2026, with prices from $841 to $3,902, a $3,061 spread on the same certified stone. Brilliance lists it at $3,902. 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

2.57
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828643687
Dimensions11.29 × 7.62 × 4.79 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.29 mm7.62 mm2.57 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828643687
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.9%

Caratlytics Score

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

Price History

Last verified: Oct 26
Current: $3,902 NZD|Low: $841 NZD|High: $4,696 NZD|Avg: $2,283 NZD|-5.3%
Brilliance
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
October 28, 2026
Retailer 3$841 NZD
Retailer 11$932 NZD
Retailer 6$942 NZD
Retailer 9$942 NZD
Retailer 4$1,043 NZD
Retailer 2$1,295 NZD
Retailer 7$1,627 NZD
Retailer 12$1,721 NZD
Retailer 15$2,333 NZD
Retailer 17$2,429 NZD
Retailer 14$2,494 NZD
Retailer 16$2,803 NZD
Retailer 5$3,029 NZD
Retailer 18$3,353 NZD
Retailer 10$3,405 NZD
Retailer 8$3,670 NZD
Retailer 13$3,837 NZD
Brilliance$3,902 NZD

40 data points across 18 retailers

19 retailers$841 NZD to $3,902 NZD

A
Cheapest Retailer
-
$841 NZD
$474 USD
A
Retailer 2
-
$932 NZD
£414 GBP
View
A
Retailer 3
-
$942 NZD
$531 USD
View
A
Retailer 4
-
$942 NZD
$531 USD
View
Final sale: no returns
Retailer 5
-
$1,043 NZD
$588 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,043 NZD
$588 USD
View
A
Retailer 7
-
$1,295 NZD
$730 USD
View
A
Retailer 8
-
$1,627 NZD
$917 USD
View
A
Retailer 9
-
$1,721 NZD
£764 GBP
View
Retailer 10
-
$2,333 NZD
A$2,023 AUD
View
Price last confirmed 10 days ago
A
Retailer 11
-
$2,429 NZD
$1,369 USD
View
A
Retailer 12
-
$2,494 NZD
ZAR 22,706 ZAR
View
B+
Retailer 13
-
$2,803 NZD
$1,580 USD
View
B+
Retailer 14
-
$3,029 NZD
£1,344 GBP
View
B+
Retailer 15
-
$3,353 NZD
$1,890 USD
View
B+
Retailer 16
-
$3,405 NZD
$1,919 USD
View
B+
Retailer 17
-
$3,670 NZD
$2,068 USD
View
B+
Retailer 18
-
$3,837 NZD
£1,703 GBP
View
Most Expensive
B+
Brilliance
D44512529 · Oct 27
$3,902 NZD
$2,199 USD
View
18 more retailers have this diamond
Prices start from $841 NZDSave up to $3,061 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
2.57ct Oval
$841 NZD