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Oval|Lab Grown|IGI

2.57ct E VVS1 Oval Lab Grown Diamond

ID • E/VVS1 • IGI LG828628145

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828628145

Diamond specifications and retailer prices

From $1,162 NZD
$655 USD
As of October 29, 2026
Save $9,661 NZD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,823 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG828628145 or 828628145. Listed at 16 retailers as of October 29, 2026, with prices from $1,162 to $10,823, a $9,661 spread on the same certified stone. Brilliant Earth lists it at $10,823. 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 angle36.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828628145
Dimensions10.70 × 7.76 × 4.84 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.70 mm7.76 mm2.57 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828628145
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.4%

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 29
Current: $10,823 NZD|Low: $832 NZD|High: $10,947 NZD|Avg: $4,577 NZD
Brilliant Earth
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 12$1,162 NZD
Retailer 11$1,265 NZD
Retailer 3$1,302 NZD
Retailer 13$1,348 NZD
Retailer 6$1,840 NZD
Retailer 7$2,383 NZD
Retailer 10$2,528 NZD
Retailer 8$3,841 NZD
Retailer 9$4,533 NZD
Retailer 5$4,769 NZD
Retailer 4$6,539 NZD
Retailer 2$9,796 NZD
Retailer 14$10,326 NZD
Brilliant Earth$10,823 NZD

42 data points across 14 retailers

16 retailers$1,162 NZD to $10,823 NZD

A
Cheapest Retailer
-
$1,162 NZD
$655 USD
A
Retailer 2
-
$1,265 NZD
$713 USD
View
A
Retailer 3
-
$1,302 NZD
$734 USD
View
Final sale: no returns
Retailer 4
-
$1,348 NZD
$760 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,348 NZD
$760 USD
View
A
Retailer 6
-
$2,383 NZD
£1,058 GBP
View
B+
Retailer 7
-
$2,528 NZD
$1,425 USD
View
Retailer 8
-
$2,920 NZD
$1,646 USD
View
Price last confirmed 36 days ago
B+
Retailer 9
-
$3,841 NZD
ZAR 34,973 ZAR
View
B+
Retailer 10
-
$4,186 NZD
$2,359 USD
View
B+
Retailer 11
-
$4,533 NZD
$2,555 USD
View
B
Retailer 12
-
$4,769 NZD
$2,688 USD
View
B
Retailer 13
-
$6,539 NZD
$3,685 USD
View
B
Retailer 14
-
$9,796 NZD
$5,521 USD
View
B
Retailer 15
-
$10,326 NZD
$5,820 USD
View
Most Expensive
B
Brilliant Earth
21668485A · Oct 29
$10,823 NZD
$6,100 USD
View
15 more retailers have this diamond
Prices start from $1,162 NZDSave up to $9,661 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
$1,162 NZD