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Oval|Lab Grown|IGI

2.57ct E VVS1 Oval Lab Grown Diamond

ID • E/VVS1 • IGI LG828643685

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828643685

Diamond specifications and retailer prices

From $841 NZD
$474 USD
As of October 29, 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 30, 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 LG828643685 or 828643685. Listed at 19 retailers as of October 29, 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 angle35.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828643685
Dimensions10.95 × 7.68 × 4.78 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.95 mm7.68 mm2.57 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828643685
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.2%

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 29
Current: $3,902 NZD|Low: $929 NZD|High: $4,588 NZD|Avg: $2,542 NZD|-4.0%
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
October 30, 2026
Retailer 2$932 NZD
Retailer 3$942 NZD
Retailer 11$1,295 NZD
Retailer 4$1,627 NZD
Retailer 7$1,731 NZD
Retailer 8$2,316 NZD
Retailer 13$2,429 NZD
Retailer 10$2,517 NZD
Retailer 12$2,803 NZD
Retailer 14$3,029 NZD
Retailer 6$3,405 NZD
Retailer 5$3,670 NZD
Retailer 9$3,853 NZD
Brilliance$3,902 NZD

41 data points across 14 retailers

19 retailers$841 NZD to $3,902 NZD

A
Cheapest Retailer
-
$841 NZD
$474 USD
A
Retailer 2
-
$932 NZD
£413 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
-
$1,731 NZD
£768 GBP
View
A
Retailer 10
-
$2,316 NZD
A$2,008 AUD
View
A
Retailer 11
-
$2,429 NZD
$1,369 USD
View
A
Retailer 12
-
$2,517 NZD
ZAR 22,919 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
-
$3,853 NZD
£1,710 GBP
View
Most Expensive
B+
Brilliance
D44511465 · Oct 30
$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